/*头部开始********************************************************************************************/
@charset "utf-8";
/*html {filter: progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);-webkit-filter: grayscale(100%);}*/
.w {
    width: 1400px;
    margin: 0 auto;
}
html, body {
    position: relative;
    width: 100%;
    height: 100%;
    font-size: 14px;
    background: #fff;

}

.swiper-container{
    width: 100%;
    height: 100%;
}

/*视频弹窗*/
.video_mark{
    position: fixed;
    z-index: 10000;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .7);
    top: -200%;
    left: 0;
}

.video_mark.open{
    top: 0;

}
.video_mark .video_box{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 60%;
    max-height: 70%;
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
}
.video_mark .video_box iframe{
    width: 100%;
    height: 630px;
}
.video_mark .video_box video{
    width: 100%;
}
.video_mark .video_box .close{
    position: absolute;
    top: -17px;
    right: -14px;
    background: url(img/close.png) no-repeat center center;
    width: 33px;
    height: 33px;
    z-index: 100;
}

/*红色标题*/
.title_box{
    margin-bottom: 40px;
    position: relative;
}
.title_box .title1{
    font-size: 18px;
    letter-spacing: 10px;
    color: #d61f19;
    position: relative;
    line-height: 60px;
    margin-bottom: 10px;
}
.title_box .title1 font{
    position: relative;
    z-index: 10;
    padding-right: 70px;

}
.title_box .title1 font:after{
    width: 60px;
    height: 1px;
    background: #d61f19;
    top: 50%;
    right: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    content: "";
    display: block;
    position: absolute;
}

.title_box .title1 i{
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    font-size: 50px;
    color: #eeeeee;
    letter-spacing: 0px;

}
.title_box .title2 {
    font-size: 30px;
}
.title_box .view_icon{
    font-size: 18px;
    position: absolute;
    top: 20px;
    right: 0;
    padding-right: 23px;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}
.title_box .view_icon:hover{
   right: -15px;
}
.title_box .view_icon i{
    padding-right: 5px;
    position: relative;
}
.title_box .view_icon i font{
    position: relative;
    z-index: 10;
}
.title_box .view_icon i:before{
    position: absolute;
    bottom: 1px;
    right: 0;
    background: #d61f19;
    content: "";
    display: block;
    width: 100%;
    height: 6px;
}
.title_box .view_icon:before{
    position: absolute;
    top: 5px;
    right: 0;
    border: 4px solid transparent;
    border-left: 6px solid #d61f19;
    content: "";
    display: block;
    width: 0;
    height: 0;
}


.more_icon{
    width: 160px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    position: relative;
    z-index: 10;
}
.more_icon i.line{
    position: absolute;
    top: 50%;
    left: -35px;
    width: 50px;
    height: 1px;
    background: #000;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    z-index: 10;
}
.more_icon font{
    position: relative;
    z-index: 3;
}
.more_icon:before{
    z-index: 1;
}
.more_icon:after,
.more_icon:before{
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
    background: #eee;
    -webkit-transform: skewX(-30deg);
    -moz-transform: skewX(-30deg);
    -ms-transform: skewX(-30deg);
    -o-transform: skewX(-30deg);
    transform: skewX(-30deg);
}
.more_icon:after{
    width: 0;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
    background: #d61f19;
    z-index: 2;
}
.more_icon:hover{
    color:#fff;
}
.more_icon:hover:after {
    width: 100%;
}
/*导航*/
.topnav {
    z-index: 1000;
    width: 100%;
    background: #fff;
    position: fixed;
    top: 0;
    left: 0;
    border-bottom: 1px solid #e6e6e6;
}
.topnav .logo{
    width: 380px;
    height: 50px;
    margin-top: 18px;
}
.topnav .logo img{
    width: 100%;
    height: 100%;
}
.topnav .nav_list {
    justify-content: center;
}

.topnav .nav_list li {
    padding: 0 20px;
    position: relative;
}

.topnav .nav_list li>a {
    font-size: 16px;
    position: relative;
    line-height: 80px;
}
.topnav .nav_list li>a:after{
    position: absolute;
    bottom: 0px;
    left: 0;
    width: 0;
    display: block;
    height: 3px;
    background: #d61f19;
    content: "";
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}


.topnav .nav_list li .hide_menu{
    position: absolute;
    width: 100%;
    padding: 10px 0;
    background: rgba(0, 0, 0, .9);
    color: #fff;
    top: 100%;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
    display: none;
}
.topnav .nav_list li .hide_menu a{
    line-height: 22px;
    padding: 10px;
    width: 100%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    text-align: center;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
    
}
.topnav .nav_list li:hover>a,
.topnav .nav_list li.on>a{
    color: #d61f19;
}
.topnav .nav_list li:hover>a:after,
.topnav .nav_list li.on>a:after{
    width: 100%;
}
.topnav .nav_list li .hide_menu a:hover{
    color: #d61f19;

}
.topnav .nav_list li:hover .hide_menu{
    display: block;
}
/*搜索框*/
.topnav .serach_box{
    position: relative;
    font-size: 0;
    margin-left: 20px;
}
.topnav .serach_box .search_icon{
    width: 60px;
    height: 80px;
    background: url(img/search_icon.png) no-repeat center left;
}
.topnav .serach_box .search_ipt{
    border: 1px solid #c1c1c1;
    width: 200px;
    position: absolute;
    top: 100%;
    right: 0;
    display: none;
    z-index: 1000;
    font-size: 16px;
}
.topnav .serach_box:hover .search_ipt{
    display: block;
}
.topnav .serach_box .search_ipt input{
    width: 100%;
    padding: 7px 10px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background: #fff;
}
.serach_box input::-webkit-input-placeholder {
    color: rgba(0,0,0,.7);
}
.serach_box input::-moz-input-placeholder {
    color: rgba(0,0,0,.7);
}
.serach_box input::-ms-input-placeholder {
    color: rgba(0,0,0,.7);
}
.en_cn{
    width: 35px;
    height: 80px;
    position: relative;
}
.en_cn a{
    width: 30px;
    height: 30px;
    line-height: 30px;
    text-align: center;
    color: #fff;
    background: #d61f19;
    font-family: Arial;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}
/*右侧文字导航*/
#menu_box {
    position: fixed;
    right: 0px;
    top: 43%;
    width: 100px;
    z-index: 70;
}

#menu_box ul li {
    width: 30px;
    height: 1px;
    background: #fff;
    color: #fff;
}
#menu_box ul li span{
    position: relative;
    margin-right: 20px;
}
#menu_box ul li span i{
    position: absolute;
    top: 13px;
    right: -13px;
    width: 7px;
    height: 7px;
    border: 1px solid #fff;
    border-radius: 50%;
}
#menu_box ul li a {
    color:#fff;
}

#menu_box .active{
    display: block;
}
/*全屏*/
/*下滑按钮*/
.all_swiper .swiper-button-next-all{
    width: 11px;
    height: 158px;
    background: url(img/down.png) no-repeat bottom center;
    right: auto;
    left: 100px;
    top: auto;
    bottom: 50px;

}
.all_swiper .swiper-button-next-all:after{
    display: none;
}
/*分页*/
.all_swiper .swiper-pagination-all{
    right: 0px;
    width: 135px;
}
.all_swiper .swiper-pagination-all .swiper-pagination-bullet{
    position: relative;
    opacity: 1;
    width: 100%;
    height: 40px;
    background: none;
    -webkit-border-radius: 0;
    -moz-border-radius: 0;
    border-radius: 0;
}
.all_swiper .swiper-pagination-all .swiper-pagination-bullet:last-of-type{
    display: none;
}
.all_swiper .swiper-pagination-all .swiper-pagination-bullet:after{
    position: absolute;
    bottom: 8px;
    left: 35px;
    width: 30px;
    height: 1px;
    background: #000;
    content: "";
    display: block;
}

.all_swiper .swiper-pagination-all .swiper-pagination-bullet:before{
    position: absolute;
    top: 29px;
    left: 30px;
    width: 5px;
    height: 5px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    background: #000;
    content: "";
    display: none;
}

.all_swiper .swiper-pagination-all .swiper-pagination-bullet .name{
    position: absolute;
    top: 0px;
    width: 140px;
    font-size: 16px;
    right: 0;
    display: none;
    text-align: left;
    font-weight: 700;
}
.all_swiper .swiper-pagination-all .swiper-pagination-bullet .num{
    position: absolute;
    top: 22px;
    font-size: 16px;
    left: -3px;
    display: none;
    font-weight: 700;
}

.all_swiper .swiper-pagination-all .swiper-pagination-bullet-active:before,
.all_swiper .swiper-pagination-all .swiper-pagination-bullet-active .name,
.all_swiper .swiper-pagination-all .swiper-pagination-bullet-active .num{
    display: block;
}
.all_swiper .swiper-pagination-all .swiper-pagination-bullet-active:after{
    width: 100%;
}
.all_swiper .swiper-pagination-all.white .swiper-pagination-bullet .name,
.all_swiper .swiper-pagination-all.white .swiper-pagination-bullet .num{
    color: #fff;
}
.all_swiper .swiper-pagination-all.white .swiper-pagination-bullet:before,
.all_swiper .swiper-pagination-all.white .swiper-pagination-bullet:after{
    background: #fff;
}
.all_swiper section.swiper-slide{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    overflow: hidden;
}
/*第一屏 banner横向滚动*/
.banner_container li>a{
    width: 100%;
    height: 100%;
    background-size: cover !important;
}
.banner_container .banner_w{
    width: 100%;
    position: relative;
    bottom: 100px;
    left: 0;
    width: 100%;
}
.banner_container .banner_w .w{
    position: relative;
}
.banner_container .swiper-pagination-banner{
    width: 250px;
    top: auto;
    bottom: 25px;
    height: 1px;
    left: auto;
    right: 100px;
}
.banner_container .current_index{
    position: absolute;
    bottom: 0;
    right: 0px;
    font-size: 30px;
    color: #fff;
    z-index: 10;
    line-height: 50px;
}
.banner_container .swiper-pagination-banner .swiper-pagination-progressbar-fill{
    background: #d61f19;
}
.swiper-button-next-sec4nav,
.swiper-button-next-banner,
.swiper-button-prev-sec4nav,
.swiper-button-prev-banner{
    width: 50px;
    height: 50px;
    top: auto;
    bottom: 0px;
}
.swiper-button-prev-sec4nav,
.swiper-button-prev-banner{
    left: auto;
    right: 480px;
}
.swiper-button-next-sec4nav,
.swiper-button-next-banner{
    left: auto;
    right: 400px;
}
.swiper-button-next-sec4nav:after,
.swiper-button-next-banner:after,
.swiper-button-prev-sec4nav:after,
.swiper-button-prev-banner:after{
    width: 100%;
    height: 100%;
    line-height: 50px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    border: 1px solid #fff;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background: none;
    text-align: center;
    font-size: 16px;
    color: #fff;
}
.swiper-button-next-sec4nav:hover:after,
.swiper-button-next-banner:hover:after,
.swiper-button-prev-sec4nav:hover:after,
.swiper-button-prev-banner:hover:after{
    background: #d61f19;
    border: 1px solid #d61f19;
}

/*第二屏*/
.sec2{

}
.sec2_con{
    width: 100%;
    height: 100%;
}
.sec2_con .w{
    height: 100%;
}
.sec2_con .left,
.sec2_con .right{
    width: 46%;
    height: 100%;
    padding-top: 170px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
}
.sec2_con .left .video_open{
    position: absolute;
    width: 82px;
    height: 81px;
    background: url(img/play_video.png) no-repeat center center;
    background-size: 100% !important;
    bottom: 60px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}
.sec2_con .left_con{
    width: 100%;
    height: 100%;
    background-size: cover !important;
}

.sec2_info{
    padding-left: 80px;
    color: #808080;
    height: 210px;
    margin: 0 0 40px;
    position: relative;
    -webkit-line-clamp: 7;
    line-clamp: 7;
    text-align: justify;
}
.sec2_info:before{
    width: 60px;
    height: 1px;
    background: #d61f19;
    top: 15px;
    left: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    content: "";
    display: block;
    position: absolute;
}
.sec2_nav_ul{
    margin-top: 40px;
    justify-content: space-between;
}
.sec2_nav_ul li{
    float: left;
    width: 21%;
}
/*.sec2_nav_ul li:nth-of-type(4n){
    margin-right: 0;
}*/
.sec2_nav_ul li a{
    width: 100%;
}
.sec2_nav_ul li .img_con{
    width: 100%;
    position: relative;
    padding-top: 100%;
    background-size: auto 46px !important;
}
.sec2_nav_ul li .img_con img{
    height: 46px;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    opacity: 0;
}

.sec2_nav_ul li.on .img_con,
.sec2_nav_ul li:hover .img_con{
    background: #d61f19 !important;
    margin-bottom: 20px;
}

.sec2_nav_ul li.on .img_con img,
.sec2_nav_ul li:hover .img_con img{
    opacity: 1;
}
.subtitle_box{
    text-align: center;
}
.subtitle_box .subtitle1{
    padding-bottom: 10px;
    font-size: 20px;
}

.subtitle_box .subtitle2{
    color: #b2b2b2;
}
/*第三瓶科技布局*/
.sec3{
    background: #eeeeee;
}
.sec_con{
    padding-top: 80px;
    height: 100%;
    width: 100%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.sec_con .w{
    height: 100%;
    position: relative;
}
.sec3_con .title_box .title1 i{
    color: #fff;
}
.sec_box{
    width: 100%;
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}
.sec3_nav_ul{
    justify-content: space-between;
    position: relative;
}

.sec3_nav_ul:before{
    width: 100%;
    height: 1px;
    background: #e6e6e6;
    position: absolute;
    top: 61px;
    left: 0;
    content: "";
    display: block;
}
.sec3_nav_ul li{
    width: 25%;
    text-align: center;
    cursor: pointer;
    position: relative;
    z-index: 1;
}
.sec3_nav_ul li .img_con{
    width: 122px;
    margin: 0 auto;
    background-size: 100% 100% !important;
}
.sec3_nav_ul li .img_con img{
    width: 100%;
    opacity: 0;
}
.sec3_nav_ul li.on .img_con img,
.sec3_nav_ul li:hover .img_con img{
    opacity: 1;
}
.sec3_nav_ul li .name{
    text-align: center;
    font-size: 18px;
}
.sec3_items{
    margin-top: 80px;
    position: relative;
}
.sec3_items .line_hui{
    width: 1px;
    height: 70%;
    background: #e6e6e6;
    position: absolute;
    top: 15%;
    left: 10px;
}
.sec3_items .line_hui .line_hong{
    width: 1px;
    height: 25%;
    background: #d61f19;
    position: absolute;
    top: 0;
    left: 0;
    content: "";
    display: block;
}
.sec3_items .num1{
    position: absolute;
    top: -30px;
    left: -11px;
    font-size: 20px;
    -webkit-transform: rotate(90deg);
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);

}
.sec3_items .num2{
    position: absolute;
    bottom: -30px;
    left: -11px;
    font-size: 20px;
    -webkit-transform: rotate(90deg);
    -moz-transform: rotate(90deg);
    -ms-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    transform: rotate(90deg);

}
.sec3_items .sec3_item{
    display: none;
}
.sec3_items .sec3_item.active{
    display: block;
}
.sec3_item .left{
    width: 62.5%;
    padding-left: 90px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;


}
.sec3_item .right{
    width: 34.28%;
    height: 320px;
    background-size: cover !important;
}
.classname_box {
    margin-bottom: 30px;
}
.classname_box .classname1{
    margin-bottom: 4px;
}
.classname_box .classname2 {
    font-size: 20px;
}
.sec3_item .engineer_nav_dl {
    margin-bottom: 20px;
}
.sec3_item .engineer_nav_dl dd{
    float: left;
    padding-right: 40px;
    font-size: 15px;
    line-height: 20px;
    position: relative;
    cursor: pointer;
}
.sec3_item .engineer_nav_dl dd:before{
    content: "/";
    display: block;
    position: absolute;
    top: 0;
    right: 17px;
}
.sec3_item .engineer_nav_dl dd.on{
    color:#d61f19;
    font-weight: 700;
}
.sec3_item .engineer_nav_dl dd:last-of-type{
    padding-right: 0;
}
.sec3_item .engineer_nav_dl dd:last-of-type:before{
    display: none;
}
.sec3_item .engineer_con .item_info{
    display: none;
}
.sec3_item .engineer_con .item_info.active{
    display: block;
}
.sec3_item .item_info .info{
    max-height: 90px;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    margin-bottom: 40px;
    text-align: justify;
}
.sec3_item .more_icon:before{
    border: 1px solid #000;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.sec3_item .more_icon:hover:before{
    border: none;
}
/*第三屏  企业业绩*/
.sec4{
    background: url(img/sec4_bg.jpg) no-repeat center center;
    background-size: cover !important;
}
.sec4_con .title_box .title1 i{
    color: #fff;
    opacity: .1;
}
.sec4_con .title_box .view_icon{
    margin-right: 50px;
}
.sec4_con .title_box .title2,
.sec4_con .title_box .view_icon i font{
    color: #fff;
}

.sec4_con .left{
    width: 70%;
}
.sec4_left_con .perfor_container{
    display: none;
}
.sec4_left_con .perfor_container.active{
    display: block;
}
.perfor_container{
    padding-right: 220px;
    padding-bottom: 60px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.perfor_container li{

}
.perfor_container li a{
    width: 100%;
    padding-top: 66%;
    position: relative;
    background-size: cover !important;
}
.perfor_container li .info_con{
    position: absolute;
    width: 480px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background: #b5bdc5;
    padding: 30px 50px;
    bottom: -60px;
    right: -220px;
}
.perfor_container li .info_con .name_box{
    position: relative;
}
.perfor_container li .info_con .name_box:before{
    position: absolute;
    top: 50%;
    left: -50px;
    width: 36px;
    height: 1px;
    background: #000;
    content: "";
    display: block;
}
.perfor_container li .info_con .name{
    line-height: 30px;
    font-size: 24px;
}
.perfor_container li .info_con .info{
    height: 90px;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    margin-top: 15px;
    text-align: justify;
}

.swiper-button-next-per,
.swiper-button-prev-per{
    width: 75px;
    height: 16px;
    line-height: 16px;
    top: auto;
    bottom:0;
    color: #fff;
    display: block;
}
.swiper-button-prev-per{
    left: 0px;
    text-align: right;
}
.swiper-button-next-per{
    right: auto;
    left: 100px;
}
.swiper-button-next-per:after,
.swiper-button-prev-per:after{
    position: absolute;
    top: 5px;
    width: 0;
    height: 0;
    border: 4px solid transparent;
    font-size: 16px;
    content: "";
}
.swiper-button-prev-per:after{
    border-right: 7px solid #d61f19;
    left: 0;
}
.swiper-button-next-per:after{
    border-left: 7px solid #d61f19;
    right: 0;
}

.sec4_con .right{
    width: 23.21%;
    height: 100%;
    border-left: 1px solid #fff;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
}
.sec4_con .right_con{
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}
.sec4_nav_container{
    height: 480px;
    padding-left: 21px;
    left: -21px;
    border-bottom: 1px solid #fff;
}
.sec4_nav_container li{
    padding-left: 20px;
    border-top: 1px solid #fff;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    height: 160px !important;
    cursor: pointer;
}
.sec4_nav_container li:before{
    position: absolute;
    width: 42px;
    height: 42px;
    background: url(img/active_icon.png) no-repeat center center;
    background-size: 100% 100% !important;
    top: 50%;
    left: -21px;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    content: "";
    display: none;
    z-index: 100;
}
.sec4_nav_container li:hover:before,
.sec4_nav_container li.on:before{
    display: block;
}
.little_titlebox .little1{
    font-size: 18px;
    line-height: 25px;
    color: #d61f19;
    margin-bottom: 8px;
    font-weight: 700;
}
.little_titlebox .little2{
    line-height: 18px;
    color: #fff;
}

.sec4_nav_container li .li_con{
    padding-left: 114px;
    width: 100%;
    height: 100%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background-size: auto 88px !important;
    position: relative;
}
.sec4_nav_container li .info_con{
    position: absolute;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}
.swiper-button-prev-sec4nav{
    top: -70px;
    left: 50%;
    -webkit-transform: rotate(90deg) translateX(-50%);
    -moz-transform: rotate(90deg) translateX(-50%);
    -ms-transform: rotate(90deg) translateX(-50%);
    -o-transform: rotate(90deg) translateX(-50%);
    transform: rotate(90deg) translateX(-50%);
}
.swiper-button-next-sec4nav{
    top: auto;
    bottom: -130px;
    right: auto;
    left: 50%;
    -webkit-transform: rotate(90deg) translateX(-50%);
    -moz-transform: rotate(90deg) translateX(-50%);
    -ms-transform: rotate(90deg) translateX(-50%);
    -o-transform: rotate(90deg) translateX(-50%);
    transform: rotate(90deg) translateX(-50%);
}
/*第五屏  企业动态*/
.sec5{
    background: url(img/sec5_bg.jpg) no-repeat center center;
    background-size: cover !important;
}
.sec5 .title_box{
    width: 55%;
}
.sec5 .title_box .view_icon {
    top: 80px;
}
.index_new_nav{
    margin-bottom: 25px;
}
.index_new_nav li {
    float: left;
    padding-right: 40px;
    font-size: 16px;
    line-height: 20px;
    position: relative;
    cursor: pointer;
}
.index_new_nav li:before{
    content: "/";
    display: block;
    position: absolute;
    top: 0;
    right: 17px;
}
.index_new_nav li:hover,
.index_new_nav li.on{
    color:#d61f19;
    font-weight: 700;
}
.index_new_nav li:last-of-type{
    padding-right: 0;
}
.index_new_nav li:last-of-type:before{
    display: none;
}
.sec5_new_list{
    position: relative;
    height: 500px;
    display: none;
}
.index_new_list .sec5_new_list.active{
    display: block;
}
.sec5_new_list li{
    width: 20%;
    height: 100%;
    float: left;
}
.sec5_new_list li a{
    width: 100%;
    height: 100%;
    position: relative;
}
.sec5_new_list li .img_con{
    width: 100%;
    height: 50%;
    background-size: cover !important;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}

.sec5_new_list li .info_con{
    background: #f0f0f0;
    width: 100%;
    height: 50%;
    position: relative;
    text-align: center;
}
.sec5_new_list li .info_con:before{
    content: "";
    display: block;
    position: absolute;
    width: 0;
    height: 0;
    border: 10px solid transparent;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}
.sec5_new_list li:nth-of-type(1) .info_con:before,
.sec5_new_list li:nth-of-type(4) .info_con:before{
    border-bottom: 15px solid #f0f0f0;
    top: -25px;
}
.sec5_new_list li:nth-of-type(2) .info_con:before,
.sec5_new_list li:nth-of-type(3) .info_con:before{
    border-top: 15px solid #f0f0f0;
    bottom: -25px;
}
.sec5_new_list li:nth-of-type(4):hover .info_con:before{
    border-bottom: 15px solid #d61f19;
}
.sec5_new_list li:nth-of-type(2):hover .info_con:before,
.sec5_new_list li:nth-of-type(3):hover .info_con:before{
    border-top: 15px solid #d61f19;
}

.sec5_new_list li .info_box{
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    padding: 0 40px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.sec5_new_list li .time{
    font-size: 36px;
    color: #808080;
    display: block;
    text-align: center;
}
.sec5_new_list li .line1{
    width: 1px;
    height: 30px;
    background: #d9d9d9;
    margin: 15px 0 10px;
}
.sec5_new_list li .name{
    height: 60px;
    font-size: 18px;
    line-height: 30px;

}


.sec5_new_list li.first_li{
    width: 40%;
}

.sec5_new_list li.first_li .info_con .info{
    color: #a0a0a0;
    font-size: 16px;
    line-height: 24px;
    height: 48px;
    margin: 20px 0 40px;
    text-align: left;
}
.sec5_new_list li.first_li .info_con .more_icon:after{
    width: 100%;
}
.sec5_new_list li.first_li .info_con .more_icon{
    color: #fff;
}
.sec5_new_list li.first_li .more_icon i.line{
    background: #d61f19;
}
.sec5_new_list li.first_li .name{
    height: 30px;
    text-align: left;
}
.sec5_new_list li.first_li .info_box{
    padding-left: 200px;
}

.sec5_new_list li.first_li .time{
    position: absolute;
    top: 0;
    left: 40px;
}

.sec5_new_list li.first_li  .line1{
    width: 30px;
    height: 1px;
    background: #d9d9d9;
    margin: 0;
    position: absolute;
    top: 20px;
    left: 150px;
}

/*第二个和第三个图文位置处理*/
.sec5_new_list li:nth-of-type(2) .info_con,
.sec5_new_list li:nth-of-type(3) .info_con{
    position: absolute;
    top: 0;
    left: 0;
}
.sec5_new_list li:nth-of-type(2) .img_con,
.sec5_new_list li:nth-of-type(3) .img_con{
    position: absolute;
    top: 50%;
    left: 0;
}
/*第三个和第四个整体位置处理*/
.sec5_new_list li:nth-of-type(3),
.sec5_new_list li:nth-of-type(4){
    position: absolute;
    top: -50%;
}
.sec5_new_list li:nth-of-type(3){
    left: 60%;
}
.sec5_new_list li:nth-of-type(4){
    left: 80%;
}



.sec5_new_list li.other_li:hover .info_con{
    background: #d61f19;
    color: #fff;
}

.sec5_new_list li.other_li:hover .info_con .time{
    color: #fff;
}

/*.sec5_new_list li.other_li:hover .img_con{
    border: 3px solid #d61f19;
}*/

/*底部*/
footer{
    height: auto;
    background: #f0f0f0;
}
.foot_top{
    padding: 50px 0;
    border-bottom: 1px solid #e6e6e6;
}
.foot_top .foot_logo{
    height: 40px;
}
.foot_top .foot_logo img{
    height: 100%;
}
.foot_top .foot_ul li{
    float: left;
    line-height: 40px;
    margin-left: 45px;
    font-size: 16px;
}
.foot_top .foot_ul li:first-of-type{
    margin-left: 0;
}
.foot_bot{
    color: #4c4c4c;
    padding: 40px 0;
}
.foot_bot .left p{
    font-size: 16px;
    line-height: 30px;
}
.foot_bot .Copyright{
    text-align: right;
}
.foot_bot .Copyright p{
    line-height: 30px;
    text-align: right;
}

.bdsharebuttonbox.bdshare-button-style0-16 a{
    width: 35px;
    height: 30px;
    padding: 0;
    margin: 0;
    display: block;
    float: right;
}

.bdsharebuttonbox.bdshare-button-style0-16 a.bds_tsina{
    background: url(img/wb.png) no-repeat center right;
}
.bdsharebuttonbox.bdshare-button-style0-16 a.bds_qq{
    background: url(img/qq.png) no-repeat center right;
}
.bdsharebuttonbox.bdshare-button-style0-16 a.bds_weixin{
    background: url(img/wx.png) no-repeat center right;
}

.all_swiper footer.swiper-slide{
    height: 160px !important;
}
.all_swiper footer.swiper-slide .Copyright{
    margin-top: -10px;
}
/*内页开始*/

/*inner图*/
.inner{
    margin-top: 80px;
    position: relative;
}

.inner:after{
    position: absolute;
    width: 100%;
    height: 100%;
    content: "";
    display: block;
    background: -ms-linear-gradient(to bottom,rgba(0,0,0,0.5),rgba(0,0,0,0));
    background: -webkit-linear-gradient(to bottom,rgba(0,0,0,0.5),rgba(0,0,0,0));
    background: -o-linear-gradient(to bottom,rgba(0,0,0,0.5),rgba(0,0,0,0));
    background: -moz-linear-gradient(to bottom,rgba(0,0,0,0.5),rgba(0,0,0,0));
    background: linear-gradient(to bottom,rgba(0,0,0,0.5),rgba(0,0,0,0));
    top: 0;
    left: 0;

}
.innertitle_box{
    width: 100%;
    text-align: center;
    position: absolute;
    top: 30%;
    left: 0;
    color: #fff;
    z-index: 100;
}
.innertitle_box .innertitle1{
    font-size: 60px;
    margin-bottom: 5px;
}
.innertitle_box .innertitle2{
    font-size: 48px;
}
/*关于我们*/
.about{
    padding-bottom: 100px;
}
.about .w{
    position: relative;
}
.page_menu{
    position: absolute;
    background: #fff;
    width: 100%;
    height: 160px;
    top: -160px;
    padding: 0 50px;
    left: -50px;


}
.page_menu .menu_top{
    border-bottom: 1px solid #f3f3f3;
    line-height: 100px;
}
.page_menu .left_menu{

}
.page_menu .left_menu li{
    float: left;
    margin-right: 60px;
}
.page_menu .left_menu li a{
    position: relative;
    font-size: 18px;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}

.page_menu .left_menu li a:after{
    position: absolute;
    bottom: -3px;
    left: 0;
    content: "";
    display: block;
    width: 100%;
    height: 3px;
    background: #cf111b;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
    opacity: 0;
}
.page_menu .left_menu li a:hover,
.page_menu .left_menu li a.on{
    font-weight: 700;
}
.page_menu .left_menu li a:hover:after,
.page_menu .left_menu li a.on:after{
    opacity: 1;
}
.page_menu .crumbs{
    font-size: 16px;
    color: #808080;

}
.page_menu .crumbs .index_a{
    padding-left: 30px;
    background: url(img/index_a.png) no-repeat center left;
}

/*企业简介*/
.about_part1{
    padding: 60px 0 200px;
    background: url(img/about1_bg.jpg) no-repeat bottom center;
    background-size: contain;
}
.about_part1 .part1_con{
    height: 700px;
}
.about_part1 .left{
    width: 36%;
    height: 100%;
    position: relative;
}
.about_part1 .left_con{
    width: 100%;
    height: 100%;
    background-size: cover !important;
}
.about_part1 .left .video_open{
    position: absolute;
    width: 82px;
    height: 81px;
    background: url(img/play_video.png) no-repeat center center;
    background-size: 100% !important;
    bottom: 40px;
    left: 50%;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}

.about_part1 .right {
    width: 64%;
    height: 100%;
    padding: 25px 0 0 75px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
}
.about_part1 .right_con{
    position: relative;
    width: 100%;
    height: calc(100% - 80px);
    overflow-y: auto;
}
.about_part1 .right:after{
    width: 160px;
    height: 100%;
    background: #f0f0f0;
    position: absolute;
    top: 0;
    left: 0;
    content: "";
    display: block;
}
.about_part1 .right .name{
    font-size: 24px;
    z-index: 10;
    position: relative;
    margin-bottom: 20px;
}
.about_part1 .right .info{
    z-index: 10;
    position: relative;
    font-size: 14px;
    line-height: 22px;
}
.about_part1 .right:before{
    width: 60px;
    height: 1px;
    background: #d61f19;
    top: 40px;
    left: 0;
    content: "";
    display: block;
    position: absolute;
    z-index: 10;
}

.title_box.center {
    text-align: center;
}
.about .title_box .title1 font{
    padding-right: 0;
}
.about .title_box .title1 font:after{
    display: none;
}
.title_box.center .title1 i {
    width: 100%;
    text-align: center;
}
/*资质荣誉部分*/
.about_part3,
.about_part2{
    padding: 90px 0;

}
.about_part2{
    background: url(img/about2_bg.jpg) no-repeat center center;
    background-size: cover;
}
.about_part2 .honor_con{
    display: none;
}
.about_part2 .honor_con.active{
    display: block;
}
.about_part2 .honor_nav{
    position: absolute;
    top: 60px;
    right: 0;

}


.honor_list{

}
.honor_list li{
    padding-bottom: 40px;
    position: relative;
    width: 23.56%;
    margin-right: 1.92%;
    float: left;
    border-bottom: 1px solid #e6e6e6;
    margin-bottom: 50px;
}
.honor_list li:nth-of-type(4n){
    margin-right: 0;
}
.honor_list li:after{
    position: absolute;
    bottom: -21px;
    left: 50%;
    background: url(img/dot.png) no-repeat center center;
    width: 21px;
    height: 31px;
    content: "";
    display: block;
    -webkit-transform: translateX(-50%);
    -moz-transform: translateX(-50%);
    -ms-transform: translateX(-50%);
    -o-transform: translateX(-50%);
    transform: translateX(-50%);
}
.honor_list li .img_con{
    width: 100%;
    border: 10px solid #eee;
    background: #e6e6e6;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}
.honor_list li .img_con a{
    width: 100%;
    padding-top: 140%;
    background-size: contain !important;
}
.honor_list li .name{
    position: absolute;
    width: 100%;
    line-height: 25px;
    height: 25px;
    bottom: -50px;
    left: 0;
    text-align: center;
    font-size: 18px;
}
.honor_list li:hover .img_con{
    border: 10px solid #d61f19;

}

.honor_list li:hover:after{
    background: url(img/dot2.png) no-repeat center center;
}
.about_part2 .more{
    text-align: center;
    margin-top: 45px;
}

/*经营范围部分*/
.scope_ul{
    
}
.scope_ul li{
    float: left;
    width: 27.85%;
    margin-right: 8.225%;
    line-height: 48px;
    font-size: 16px;
    border-bottom: 1px solid #eeeeee;
}
.scope_ul li:nth-of-type(3n){
    margin-right: 0;
}
.scope_ul li:nth-of-type(1),
.scope_ul li:nth-of-type(2),
.scope_ul li:nth-of-type(3){
    border-top: 1px solid #eeeeee;
}
.scope_ul li i{
    color: #cf111b;
    margin-right: 5px;
}
/*企业资质页面----------------------------*/
.honor_part{
    padding-top: 60px;
}
.honor_part .honor_list li{
    padding-bottom: 20px;
    margin-bottom: 25px;
}
.honor_part .honor_list li:after{
   display: none;
}
.honor_part .honor_list li .name{
    position: static;
    margin-top: 15px;
}
/*企业荣誉页面-----------------------------------*/
.honor_top_list{

}

.honor_top_list li{
    float: left;
    border-bottom: 1px solid #eee;
    border-right: 1px solid #eee;
    width: 50%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding-bottom: 70px;
    padding-right: 50px;
}
.honor_top_list li:nth-of-type(2n){
    border-right:none;
}
.honor_top_list li .img_con{
    width: 210px;
    height: 381px;
    background-size: contain !important;
}
.honor_top_list li .info_con{
    width: calc(100% - 210px);
    padding-top: 30px;
}
.honor_top_list .info_dl{
    padding-left: 30px;
    height: 325px;
    overflow-y: auto;
}
.honor_top_list .info_dl .name{
    font-size: 24px;
    padding-bottom: 24px;
}
.honor_top_list .info_dl dd{
    line-height: 22px;
    padding-bottom: 14px;
    padding-left: 12px;
    font-size: 16px;
    position: relative;
}
.honor_top_list .info_dl dd i{
    position: absolute;
    top: 9px;
    left: 0;
    width: 4px;
    height: 4px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    background: #cf111b;
}

.mCSB_scrollTools .mCSB_draggerRail {
    width: 5px;
    background: #eee;
}
.mCSB_scrollTools .mCSB_dragger .mCSB_dragger_bar {
    background: #cf111b !important;
    width: 5px;
}
.honor_bottom_list.honor_top_list li{
    padding-top: 50px;
    border-bottom: 0;
}
.honor_bottom_list.honor_top_list li .info_con{
    padding-top: 110px;
}
.honor_bottom_list.honor_top_list li .info_con .info_dl{
    height: auto;
}
/*企业动态开始----------------------------------------*/
/*新闻顶部----*/
.new_top .new_container{
    width: 64.28%;
}
.new_container li{
    font-size: 0;
}
.new_container li a{
    width: 100%;
}
.new_container li .img_con{
    width: 100%;
    padding-top: 51%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    background-size: cover !important;
}
.new_container li .name{
    position: absolute;
    bottom: 0;
    width: calc(100% - 170px);
    padding: 100px 150px 0 20px;
    line-height: 48px;
    height: 48px;
    font-size: 18px;
    color: #fff;
    background: -ms-linear-gradient(to bottom,rgba(0,0,0,0.05),rgba(0,0,0,.8));
    background: -webkit-linear-gradient(to bottom,rgba(0,0,0,0.05),rgba(0,0,0,.8));
    background: -o-linear-gradient(to bottom,rgba(0,0,0,0.05),rgba(0,0,0,.8));
    background: -moz-linear-gradient(to bottom,rgba(0,0,0,0.05),rgba(0,0,0,.8));
    background: linear-gradient(to bottom,rgba(0,0,0,0.05),rgba(0,0,0,.8));
}
.new_container .swiper-pagination-new{
    width: 100px;
    left: auto;
    right: 0;
}
.new_container .swiper-pagination-new .swiper-pagination-bullet{
    background: #fff;
    opacity: 1;
}
.new_container .swiper-pagination-new .swiper-pagination-bullet-active{
    width: 20px;
    background: #cf111b;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
}

.new_top .right_new{
    width: 35.72%;
    padding-left: 50px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;


}
.right_new li{
    border-bottom: 1px solid #d9d9d9;
}
.right_new li:nth-of-type(1){
    border-top: 1px solid #d9d9d9;
}
.right_new li a{
    width: 100%;
    padding: 26px 0 26px 155px;
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.right_new li .name{
    font-size: 18px;
    line-height: 30px;
    height: 30px;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}
.right_new li .info{
    color: #a0a0a0;
    font-size: 16px;
    height: 50px;
    line-height: 25px;
    margin: 20px 0 0;
}

.right_new li .time{
    position: absolute;
    top: 20px;
    left: 0;
    font-size: 36px;
    color: #808080;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}

.right_new li .line1{
    width: 30px;
    height: 1px;
    background: #d9d9d9;
    position: absolute;
    top: 39px;
    left: 108px;
}


.right_new li:hover .time,
.right_new li:hover .name{
    color: #cf111b;
}
/*在施工程列表------------------------------*/
.news_list2,
.news_list1{
    margin-top: 50px;
}
.news_list1{
    border-top: 1px solid #e6e6e6;
}
.news_list1 li{
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    width: 32.25%;
    padding: 0 3.125%;
    float: left;
    position: relative;
    font-size: 0;
}
.news_list1 li:after{
    content: "";
    display: block;
    width: 1px;
    height: 100%;
    background: #e6e6e6;
    position: absolute;
    top: 0;
    right: 0;
}
.news_list1 li:before{
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    background: #e6e6e6;
    position: absolute;
    bottom: 0;
    right: 0;
}
.news_list1 li:nth-of-type(3n):after{
    display: none;
}
.news_list1 li:nth-of-type(3n-2){
    padding-left: 0;
    clear: left;
}
.news_list1 li:nth-of-type(3n){
    padding-right: 0;
}
.news_list1 li:nth-of-type(3n-1){
    width: 35.5%;

}
.news_list1 li:nth-of-type(3n-1):before{
    bottom: 0px;
}
.news_list1 li a{
    width: 100%;
    position: relative;
    padding: 35px 0;
}
.news_list1 li .time{
    font-size: 18px;
    color: #707070;
}
.news_list1 li .name{
    font-size: 18px;
    margin: 15px 0 30px;
    line-height: 30px;
    height: 60px;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}
.news_list1 li .img_con{
    width: 100%;
    padding-top: 49.75%;
    background-size: cover !important;
}

.news_list1 li .info{
    line-height: 24px;
    height: 48px;
    color: #4c4c4c;
    font-size: 16px;
    margin-top: 30px;
}


.news_list1 li a:after{
    width: 100%;
    height: 0;
    background: #cf111b;
    content: "";
    display: block;
    position: absolute;
    top: 0;
    left:0;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;

}
.news_list1 li:hover .name{
    color: #cf111b;
}
.news_list1 li:hover a:after{
    height: 10px;
}

/*公司要闻列表---------------------------*/
.news_list2.right_new li a {
    padding: 30px 155px;
}
.news_list2.right_new li .info_con{
    padding-right: 100px;
    border-right: 1px solid #e6e6e6;
}
.news_list2.right_new li .look_icon{
    position: absolute;
    top: 50%;
    right: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    background: url(img/look_icon1.png) no-repeat center center;
    width: 50px;
    height: 50px;
    background-size: 100% 100% !important;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
}
.news_list2.right_new li:hover .look_icon{
    background: url(img/look_icon2.png) no-repeat center center;
}
.news_list2.right_new li .time {
    top: 24px;
}

.news_list2.right_new li .line1 {
    top: 44px;
}


/*新闻详情页*/
.new_page .new_title{
    font-size: 30px;
    line-height: 40px;
    padding-bottom: 20px;
    text-align: center;
    width: 90%;
    margin: 0 auto;
}
.sub_title{
    justify-content: center;
    padding-bottom: 25px;
    border-bottom: 1px solid #e6e6e6;
    margin-bottom: 25px;
}
.sub_title>div{
    margin: 0 15px;
    line-height: 30px;
    padding-left: 32px;
    font-size: 16px;
    color: #808080;
}
.sub_title .admin{
    background: url(img/page_icon1.png) no-repeat center left;
}
.sub_title .time{
    background: url(img/page_icon2.png) no-repeat center left;
}

.sub_title .yuan{
    background: url(img/page_icon3.png) no-repeat center left;
}
.sub_title .share_box{
    background: url(img/page_icon4.png) no-repeat center left;
}


.sub_title .bdsharebuttonbox.bdshare-button-style0-16 a.bds_tsina{
    background: url(img/wb1.png) no-repeat center left;
}
.sub_title .bdsharebuttonbox.bdshare-button-style0-16 a.bds_qq{
    background: url(img/qq1.png) no-repeat center left;
}
.sub_title .bdsharebuttonbox.bdshare-button-style0-16 a.bds_weixin{
    background: url(img/wx1.png) no-repeat center left;
}

/*图片组轮播*/
.case_img_swiper{
    margin: 30px 0 20px;
    padding-bottom: 50px;
}
.case_img_swiper li img{
    width: 100%;
}
.case_img_top_swiper .case_img_next,
.case_img_swiper .case_img_next,
.case_img_top_swiper .case_img_prev,
.case_img_swiper .case_img_prev{
    width: 50px;
    height: 100px;
    background-size: 100% 100% !important;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    margin-top: -20px;
}
.case_img_top_swiper .case_img_next,
.case_img_swiper .case_img_next{
    right: 0;
    background: url(img/img_next.png) no-repeat center center;

}
.case_img_top_swiper .case_img_prev,
.case_img_swiper .case_img_prev{
    left: 0;
    background: url(img/img_prev.png) no-repeat center center;
}

.case_img_top_swiper .case_img_next:after,
.case_img_swiper .case_img_next:after,
.case_img_top_swiper .case_img_prev:after,
.case_img_swiper .case_img_prev:after{
    display: none;
}

.case_img_pagination .swiper-pagination-bullet{
    background: #808080;
    opacity: 1;
}
.case_img_pagination .swiper-pagination-bullet-active{
    width: 20px;
    background: #cf111b;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    border-radius: 10px;
}
/*上一篇  下一篇*/
.next_prev{
    border: 1px solid #eee;
    -webkit-border-radius: 50px;
    -moz-border-radius: 50px;
    border-radius: 50px;
    text-align: center;
    padding: 20px 50px;
}

.next_prev a{
    line-height: 50px;
    font-size: 18px;

}
.next_prev .prev_a{
    padding-left: 70px;
    background: url(img/look_icon3.png) no-repeat center left;
}
.next_prev .next_a{
    padding-right: 70px;
    background: url(img/look_icon1.png) no-repeat center right;
}
.next_prev .back_icon{
    width: 50px;
    height: 50px;
    background: url(img/back_icon.png) no-repeat center center;
}
.next_prev .prev_a:hover{
    background: url(img/look_icon4.png) no-repeat center left;
}
.next_prev .next_a:hover{
    background: url(img/look_icon2.png) no-repeat center right;
}

/*相关新闻推荐*/
.related_con{
    padding-top: 80px;
}
.related_ul li{
    background: #eeeeee;
    border-top: 4px solid #cf111b;
    float: left;
    width: 22.85%;
    margin-right: 2.86%;
    text-align: center;
}
.related_ul li:nth-of-type(4n){
    margin-right: 0;
}


.related_ul li a{
    width: 100%;
    padding: 40px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.related_ul li .time{
    font-size: 36px;
    color: #808080;
    display: block;
    text-align: center;
}
.related_ul li .line1{
    width: 1px;
    height: 30px;
    background: #d9d9d9;
    margin: 15px 0 10px;
}
.related_ul li .name{
    height: 60px;
    font-size: 18px;
    line-height: 30px;
}
.related_ul li .info{
    height: 90px;
    color: #808080;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    font-size: 16px;
    margin-top: 15px;
}
.more_new{
    position: absolute;
    top: 8px;
    right: 0;
    padding-right: 27px;
    font-size: 18px;
}

.more_new:before{
    content: "";
    display: block;
    width: 0;
    height: 0;
    border: 4px solid transparent;
    border-left: 6px solid #cf111b;
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}

/*企业业绩频道页  列表*/
.perfor_list li{
    position: relative;
    margin-bottom: 80px;
}
.perfor_list li .img_con{
    width: 54%;
    padding-top: 35.71%;
    background-size: cover !important;
    position: relative;
}
.perfor_list li .img_con:before{
    width: 110px;
    height: 110px;
    content: "";
    display: block;
    bottom: 0;
    left: 0;
    position: absolute;
    z-index: 10;
    background: url(img/white1.png) no-repeat center center;
    background-size: 100% 100% !important;
}
.perfor_list li .img_con .num{
    width: 140px;
    height: 140px;
    background: url(img/num_bg.png) no-repeat center center;
    color: #fff;
    font-size: 48px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    z-index: 11;
    position: absolute;
    bottom: 10px;
    left: 10px;
    padding-top: 78px;
    padding-left: 15px;

}
.perfor_list li .right_info{
    width: 50%;
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    background: #eee;
    padding: 50px 45px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.perfor_list li .perfortitle_box{
    padding-left: 120px;
    position: relative;
}
.perfor_list li .perfortitle_box .title1{
     font-size: 36px;
     margin-bottom: 10px;
     color: #cf111b;
 }
.perfor_list li .perfortitle_box .title2{
    font-size: 14px;
}


.perfor_list li .perfortitle_box .img_span{
    position: absolute;
    top: 50%;
    left: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 101px;
    height: 88px;
    background-size: auto 100% !important;
}
.perfor_list li .perfortitle_box .img_span img{
    height: 100%;
    opacity: 0;
}
.perfor_list li .right_info .info{
    height: 90px;
    margin: 30px 0 15px;
    color: #707070;
}
.perfor_list .more_icon:before{
    border: 1px solid #000;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    
}
.perfor_list li:nth-of-type(2n) .img_con{
    float: right;
}
.perfor_list li:nth-of-type(2n) .right_info{
    right: auto;
    left: 0;
}
.perfor_list li:nth-of-type(2n) .img_con:before{
    left: auto;
    right: 0;
    background: url(img/white2.png) no-repeat center center;
}
.perfor_list li:nth-of-type(2n) .img_con .num{
    background: url(img/num_bg2.png) no-repeat center center;
    left: auto;
    right: 10px;
    padding-left: 0;
    padding-right: 15px;
    text-align: right;

}



.perfor_list li .right_info:hover{
    background: #cf111b;
}
.perfor_list li .right_info:hover .more_icon,
.perfor_list li .right_info:hover .info,
.perfor_list li .right_info:hover .perfortitle_box .title2,
.perfor_list li .right_info:hover .perfortitle_box .title1{
    color: #fff;
}
.perfor_list li .right_info:hover .more_icon:before{
    border: 1px solid #fff;
    background: none;
}
.perfor_list li .right_info:hover .more_icon i.line{
    background: #fff;
}
.perfor_list li .right_info:hover .perfortitle_box .img_span{
    background: none !important;
}
.perfor_list li .right_info:hover .perfortitle_box .img_span img{
    opacity: 1;
}

/*钢结构工程 ------------------------------------*/
/*三级菜单部分*/
.sub_nav_ul{
    justify-content: center;

}

.sub_nav_ul li{
    width: 190px;
    line-height: 48px;
    height: 48px;
    border: 1px solid #eee;
    text-align: center;
    font-size: 20px;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
    margin-bottom: 40px;
}

.sub_nav_ul li.on,
.sub_nav_ul li:hover{
    background: #d61f19;
    color: #fff;
    border: 1px solid #d61f19;
}
.Steel_list{
    
}
.Steel_list li{
    float: left;
    width: 32.14%;
    margin-right: 1.79%;
    margin-bottom: 35px;
    background: #eee;
}
.Steel_list li:nth-of-type(3n){
    margin-right: 0;
}
.Steel_list li a{
    width: 100%;
}
.Steel_list li .img_con{
    width: 100%;
    padding-top: 66.22%;
    background-size: cover !important;
}
.Steel_list li .info_con{
    padding: 25px 40px;

}
.Steel_list li .info_con .name{
    font-size: 20px;
    line-height: 25px;
    height: 25px;
    margin-bottom: 13px;
}

.Steel_list li .info_con .info{
    font-size: 16px;
    line-height: 24px;
    height: 48px;
    color: #707070;
}
.Steel_list li:hover{
    background: #d61f19;
    color: #fff;
}

.Steel_list li:hover .info_con .info{
    color: #fff;
}
/*企业业绩详情页*/
.case_page .left{
    width: 75%;
    padding-right: 40px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    border-right: 1px solid #e6e6e6;
}
.case_page .left .new_title{
    text-align: left;
    width: 100%;
}
.case_page .left .sub_title {
    justify-content: flex-start;
}
.case_page .left .sub_title>div:first-of-type{
    margin-left: 0;
}
.case_page .left .next_prev{
    border: none;
    padding: 30px 0;
}
.case_img_top_swiper{
    margin-top: 30px;
}
.case_img_top_swiper li img{
    width: 100%;
}
.case_img_thumbs_swiper{
    margin-top: 10px;
    padding: 10px;
    background: #eeeeee;
    height: 140px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.case_img_thumbs_swiper li{
    background-size: cover !important;
}
.case_page .right{
    width: 25%;
    padding-left: 40px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.related_case_con .title_box .title2{
    font-size: 20px;
    line-height: 30px;
}
.related_case_con .more_new {
    top: 4px;
}
.related_case_ul li{
    float: left;
    width: 100%;
    margin-bottom: 30px;
    background: #eee;
}
.related_case_ul li a{
    width: 100%;
}
.related_case_ul li .img_con{
    width: 100%;
    padding-top: 66.67%;
    background-size: cover !important;
}
.related_case_ul li .name{
    font-size: 18px;
    line-height: 40px;
    height: 40px;
    padding: 0 10px;
}

/*文化理念*/
.cult{
    background: url(img/cult_bg.jpg) no-repeat center center;
    background-size: 100% auto !important;
}
.cult_con .left{
    width: 36%;
    padding-top: 26.25%;
    background-size: cover !important;
}
.cult_con .right{
    max-width: 60%;
}
.cult_list{
}
.cult_list li{
    line-height: 30px;
    background: url(img/cult_icon1.png) no-repeat center left;
    background-size: auto 50px !important;
    font-size: 20px;
    padding: 15px 0 15px 90px;
}

.cult_list li span{
    font-weight: 700;
    color:#707070;
    width: auto;
    display: block;
}
/*企业风采---------------*/
.cult_part1{
    position: relative;
    padding: 80px 0;
}
.cult_part1 .title_box .title1 i{
    font-size: 40px;
}
.cult_part1:before{
    position: absolute;
    top: 0;
    left: 0;
    width: 59.375%;
    height: 100%;
    background: #eee;
    content: "";
    display: block;
}
.cult_part1 .left{
    width: 50%;

}

.cult_part1 .left .info_scroll{
    height: 240px;
    overflow: auto;
}
.info_scroll .mCSB_scrollTools .mCSB_dragger .mCSB_dragger_bar {
    background: #d0c9c9 !important;
    width: 2px;
}
.cult_part1 .right{
    width: 44.28%;
    padding-top: 32.13%;
    background-size: cover !important;
    position: absolute;
    top: 50%;
    right: 0;
    -webkit-transform: translateY(-50%);
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -o-transform: translateY(-50%);
    transform: translateY(-50%);
}

.cult_part1 .title_box .title1 i{
    color:#fff;
}
/*企业风采图片组*/
.cult_img_swiper{
    height: 380px;
    padding-bottom: 50px;
    margin-top: 40px;

}
.cult_img_swiper li{
    background-size: cover !important;
}

.cult_img_swiper .case_img_pagination{
    text-align: left;
}
/*资源下载*/
.down_list{
    justify-content: space-between;
    flex-wrap: wrap;
}

.down_list li{
    width: 48.9%;
    padding: 30px 40px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
    background: #eee;
    margin-bottom: 2.2%;
}
.down_list li:before{
    background: #d61f19;
    width: 3px;
    height: 70%;
    left: 0;
    top: 15%;
    content: "";
    display: block;
    position: absolute;

}
.down_list li a{
    width: 100%;
    position: relative;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    padding: 0 50px;
    line-height: 37px;
    height: 37px;

}
.down_list li a:before{
    width: 33px;
    height: 100%;
    content: "";
    display: block;
    background: url(img/pdf_icon1.png) no-repeat center center;
    position: absolute;
    top: 0;
    left: 0;
    background-size: 100% auto !important;
}
.down_list li a:after{
    width: 27px;
    height: 100%;
    content: "";
    display: block;
    background: url(img/down_icon1.png) no-repeat center center;
    position: absolute;
    top: 0;
    right: 0;
    background-size: 100% auto !important;
}
/*人才招聘*/

.table_div {
    background: #fff;
}

.table_div li {
    margin-bottom: 25px;
    background: #eeeeee;

}
.table_div .li_top{
    padding: 0 40px;
    cursor: pointer;
    -webkit-transition: all .3s;
    -moz-transition: all .3s;
    -ms-transition: all .3s;
    -o-transition: all .3s;
    transition: all .3s;
    height: 100px;
}
.table_div .title_h3,
.table_div .title_h5 {
    line-height: 100px;
    height: 100px;
}
.table_div .title_h3{
    font-size: 24px;
    border-bottom: 1px solid #fff;
}

.table_div .title_h3 .name{
    padding-left: 50px;
    background: url(img/peo_icon1.png) no-repeat center left;
    background-size: auto 39px !important;
}
.table_div .title_h3 .more{
    width: 38px;
    height: 100%;
    background: url(img/open_icon1.png) no-repeat center center;
    background-size: 100% auto !important;
}


.table_div .title_h5 span {
    width: 22.5%;
    font-size: 16px;
    float: left;
}
.table_div .title_h5 span:last-of-type{
    width: 10%;
    text-align: right;
}
.table_div .dedai {
    display: none;
    padding: 20px 40px;
    line-height: 25px;
}
.table_div .li_top.active{
    background: #d61f19;
    color: #fff;
}
.table_div .li_top.active .title_h3 .name{
    background: url(img/peo_icon2.png) no-repeat center left;
}
.table_div .li_top.active  .title_h3 .more{
    background: url(img/open_icon2.png) no-repeat center center;
}

/*联系*/
#allmap{
    width: 100%;
    height: 450px;
}
.add_ul{
    padding: 0 50px;
    margin-top: -30px;
    justify-content: space-between;
}
.add_ul li{
    width: 31%;
    background: #fff;
    height: 145px;
    padding: 0 30px;
    border: 1px solid #eee;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
    -webkit-box-shadow: 0 0 10px #ccc;
    -moz-box-shadow: 0 0 10px #ccc;
    box-shadow: 0 0 10px #ccc;

}
.add_ul .li_con{
    min-width: 60%;
    padding-left: 75px;
    background: url(img/add_icon1.png) no-repeat center left;
    height: 60px;
    background-size: auto 100% !important;
    line-height: 30px;
    font-size: 16px;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%,-50%);
    -moz-transform: translate(-50%,-50%);
    -ms-transform: translate(-50%,-50%);
    -o-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.add_ul li:first-of-type .li_con{
    width: 90%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.liuyan_right,
.liuyan_left{
    width: 48%;
}
.liuyan_left li{
    margin-bottom: 25px;
}
.liuyan_left li input{
    width: 100%;
    border: 1px solid #eee;
    background: none;
    padding: 25px 20px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.liuyan_left li.yzm_li input{
    width: calc(100% - 250px);
    float: left;
}
.liuyan_left li.yzm_li .pic{
    width: 225px;
    height: 70px;
    float: right;
}
.liuyan_left li.yzm_li .pic img{
    width: 100%;
    height: 100%;
}
.liuyan_right li textarea{
    width: 100%;
    height: 355px;
    border: 1px solid #eee;
    background: none;
    padding: 25px 20px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}
.liuyan_con{
    font-size: 16px;
}
.liuyan_con .submit{
    padding: 25px 20px;
    background: #d61f19;
    text-align: center;
    width: 180px;
    color: #fff;
}
.add_part2{
    margin-top: 90px;
}
.search{
    padding-top: 80px;
}
.search_list li{
    padding: 20px 0 20px 50px;
    border: 1px solid #eee;
    border-left: 10px solid #eeeeee;
    margin-bottom: 24px;
}
.search_list li a{
    line-height: 50px;
    height: 50px;
    padding-right: 200px;
    width: 100%;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    position: relative;
    font-size: 20px;
}
.search_list li a i.look_more{
    width: 170px;
    text-align: center;
    position: absolute;
    right: 0;
    top: 0;
    font-size: 18px;
    border-left: 1px solid #eee;

}

.search_list li:hover{
    border-left: 10px solid #d61f19;
}
.search_list li:hover a{
    color: #d61f19;
}

/*页码*/
.pageing{
    margin-top: 40px;
}
.pageing .pagination{
    justify-content: center;
}
.pageing span,
.pageing a{
    width: 45px;
    height: 45px;
    line-height: 45px;
    text-align: center;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    border: 1px solid #000;
    margin: 0 8px;
}
.pageing a.cur{
    border: 1px solid #d61f19;
    color: #d61f19;
}
.pageing a:hover{
    background: #d61f19;
    color: #fff;
    border: 1px solid #d61f19;

}
.Layout_nav {
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}
.pagination {
    display: -webkit-box !important;
    display: -moz-box !important;
    display: -ms-flexbox !important;
    display: -webkit-flex !important;
    display: flex !important;
    justify-content: center !important;
    margin-top: 20px;
    height: auto !important;
}
.pagination a.cur {
    border: 1px #d61f19 solid !important;
    background: #d61f19 !important;
}
.about_part4{
    padding-top: 30px;
}


@media screen and (max-width: 1680px) {

    .w{
        width: 1200px;
    }
    .video_mark .video_box iframe {
        height: 540px;
    }
    .cult_part1 .left .info_scroll{
        width: 95%;
        height: 250px;
    }
    .topnav .logo {
        width: 300px;
        height: 41px;
        margin-top: 22px;
    }
    .sec2_con .right {
        width: 50%;
    }
    .title_box {
        margin-bottom: 30px;
        position: relative;
    }
    .title_box .title1 i {
        font-size: 45px;
    }

    .title_box .title1 {
        letter-spacing: 8px;
        line-height: 50px;
        margin-bottom: 7px;
    }

    .title_box .title2 {
        font-size: 25px;
    }
    .sec2_info {
        height: 150px;
        margin: 0 0 30px;
        -webkit-line-clamp: 6;
        line-clamp: 6;
    }
    .subtitle_box .subtitle1 {
        padding-bottom: 6px;
        font-size: 18px;
    }

    .banner_container .banner_w {
        bottom: 60px;
    }
    .sec3_nav_ul li .img_con {
        width: 100px;
    }
    .sec3_nav_ul:before {
        top: 52px;
    }
    .sec3_items {
        margin-top: 60px;
    }
    .classname_box .classname2 {
        font-size: 20px;
    }
    .sec3_item .engineer_nav_dl dd {
        padding-right: 30px;
    }
    .sec3_item .engineer_nav_dl dd:before {
        top: -1px;
        right: 11px;
    }
    .classname_box {
        margin-bottom: 20px;
    }
    .sec3_item .engineer_nav_dl {
        margin-bottom: 15px;
    }
    .more_icon {
        width: 140px;
        height: 36px;
        line-height: 36px;
    }

    .sec3_item .right {
        height: 270px;
    }
    .sec3_item .left {
        padding-left: 60px;
    }
    .perfor_container li .info_con {
        width: 410px;
        padding: 20px 35px;
        bottom: -45px;
        right: -180px;
    }
    .perfor_container li .info_con .name {
        line-height: 28px;
        font-size: 20px;
    }
    .sec4_con .right {
        width: 25%;
    }

    .sec4_nav_container li .li_con {
        padding-left: 90px;
        background-size: auto 70px !important;
    }
    .little_titlebox .little1 {
        font-size: 22px;
        line-height: 26px;
        margin-bottom: 5px;
    }
    .sec4_nav_container {
        height: 450px;
    }
    .sec4_nav_container li {
        height: 150px !important;
    }

    .swiper-button-next-sec4nav, .swiper-button-next-banner, .swiper-button-prev-sec4nav, .swiper-button-prev-banner {
        width: 35px;
        height: 35px;
        bottom: 8px;
    }

    .swiper-button-next-sec4nav:after, .swiper-button-next-banner:after, .swiper-button-prev-sec4nav:after, .swiper-button-prev-banner:after {
        line-height: 35px;
        font-size: 14px;
    }

    .swiper-button-prev-sec4nav {
        top: -50px;
    }
    .swiper-button-next-sec4nav {
        bottom: -105px;
    }
    .perfor_container {
        padding-right: 220px;
        padding-bottom: 50px;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
    }

    .sec5_new_list {
        height: 400px;
    }
    .sec5_new_list li .time {
        font-size: 30px;
    }

    .sec5_new_list li .line1 {
        height: 20px;
        margin: 10px 0 7px;
    }

    .perfor_container li .info_con .info {
        height: 75px;
    }

    .sec3_item .item_info .info {
        max-height: 75px;
        margin-bottom: 30px;
    }

    .sec5_new_list li .name {
        height: 50px;
        font-size: 16px;
        line-height: 25px;
    }
    .sec5_new_list li.first_li .info_con .info {
        font-size: 15px;
        margin: 5px 0 15px;
    }
    .sec5_new_list li.first_li .info_box {
        padding-left: 170px;
    }
    .sec5_new_list li.first_li .time {
        left: 25px;
        top: -3px;
    }
    .sec5_new_list li.first_li .line1 {
        top: 13px;
        left: 120px;
    }

    .sec2_info:before {
        top: 13px;
    }

/*关于我们--------------------------------------*/

    .innertitle_box .innertitle1 {
        font-size: 45px;
    }

    .innertitle_box .innertitle2 {
        font-size: 36px;
    }
    .page_menu {
        height: 100px;
        top: -100px;
        padding: 0 30px;
        left: -30px;
    }
    .page_menu .left_menu li {
        margin-right: 40px;
    }

    .page_menu .left_menu li a {
        font-size: 16px;
    }

    .page_menu .menu_top {
        line-height: 75px;
    }

    .about_part1 .part1_con {
        height: 600px;
    }
    .about_part1 {
        padding: 40px 0 140px;
    }

    .about_part1 .right {
        padding: 25px 0 0 60px;
    }
    .about_part1 .right:before {
        top: 35px;
    }
    .about_part1 .right .name {
        font-size: 18px;
    }

    .about_part3, .about_part2 {
        padding: 60px 0;
    }
    .honor_list li .name {
        line-height: 20px;
        height: 20px;
        bottom: -46px;
        font-size: 16px;
    }

    .honor_list li {
        padding-bottom: 30px;
        margin-bottom: 35px;
    }
    .about {
        padding-bottom: 60px;
    }

    .foot_top {
        padding: 30px 0;
    }

    .foot_bot {
        padding: 25px 0;
    }
    .honor_part {
        padding-top: 35px;
    }
    .honor_top_list li {
        padding-bottom: 40px;
        padding-right: 40px;
    }
    .honor_top_list .info_dl .name {
        font-size: 21px;
        padding-bottom: 22px;
    }
    .honor_top_list li .img_con {
        width: 200px;
        height: 350px;
    }
    .honor_top_list li .info_con {
        width: calc(100% - 200px);
    }
    .honor_top_list .info_dl dd {
        font-size: 15px;
    }
    .honor_bottom_list.honor_top_list li {
        padding-top: 40px;
    }
    .right_new li .time {
        top: 20px;
        font-size: 32px;
    }
    .right_new li .name {
        font-size: 17px;
        line-height: 25px;
        height: 25px;
    }
    .right_new li .info {
        font-size: 15px;
        margin: 8px 0 0;
    }
    .right_new li a {
        padding: 23px 0 23px 155px;
    }
    .right_new li .line1 {
        top: 36px;
        left: 103px;
    }
    .news_list1 li a {
        padding: 25px 0;
    }
    .news_list1 li .time {
        font-size: 16px;
    }

    .news_list1 li .name {
        font-size: 16px;
        margin: 10px 0 15px;
        line-height: 27px;
        height: 54px;
    }

    .news_list1 li .info {
        font-size: 14px;
        margin-top: 16px;
    }
    .news_list2, .news_list1 {
        margin-top: 40px;
    }


    .news_list2.right_new li a {
        padding: 25px 120px 25px 155px;
    }
    .news_list2.right_new li .line1 {
        top: 39px;
    }

    .news_list2.right_new li .look_icon {
        width: 40px;
        height: 40px;
    }
    .news_list2.right_new li .time {
        top: 20px;
    }

    .news_list2.right_new li .info_con {
        padding-right: 60px;
    }


    .new_page .new_title {
        font-size: 24px;
        line-height: 33px;
        padding-bottom: 15px;
    }


    .sub_title {
        padding-bottom: 15px;
        margin-bottom: 15px;
    }
    .sub_title>div {
        margin: 0 12px;
        padding-left: 27px;
        font-size: 14px;
    }

    .next_prev {
        padding: 12px 35px;
    }
    .next_prev a {
        line-height: 40px;
        font-size: 16px;
    }
    .next_prev .prev_a {
        padding-left: 50px;
        background-size: auto 100% !important;
    }
    .next_prev .next_a {
        padding-right: 50px;
        background-size: auto 100% !important;
    }
    .next_prev .back_icon {
         width: 40px;
         height: 40px;
        background-size: auto 35px !important;
     }
    .related_con {
        padding-top: 60px;
    }
    .more_new {
        top: 11px;
        padding-right: 24px;
        font-size: 16px;
    }
    .related_ul li a {
        padding: 25px;
    }

    .related_ul li .time {
        font-size: 32px;
    }
    .related_ul li .line1 {
        height: 25px;
        margin: 6px 0 4px;
    }
    .related_ul li .name {
        height: 54px;
        font-size: 17px;
        line-height: 27px;
    }

    .related_ul li .info {
        height: 60px;
        font-size: 14px;
        margin-top: 6px;
        LINE-HEIGHT: 20PX;
    }
    .case_img_top_swiper .case_img_next, .case_img_swiper .case_img_next, .case_img_top_swiper .case_img_prev, .case_img_swiper .case_img_prev {
        width: 40px;
        height: 80px;
    }
    .perfor_list li .perfortitle_box .title1 {
        font-size: 30px;
    }
    .perfor_list li .perfortitle_box {
        padding-left: 105px;
    }
    .perfor_list li .perfortitle_box .img_span {
        width: 80px;
        height: 70px;
    }
    .perfor_list li .right_info .info {
        height: 75px;
        margin: 25px 0 15px;
    }
    .perfor_list li {
        margin-bottom: 50px;
    }
    .sub_nav_ul li {
        width: 170px;
        line-height: 40px;
        height: 40px;
        font-size: 17px;
        margin-bottom: 30px;

    }
    .Steel_list li .info_con {
        padding: 20px 20px;
    }
    .Steel_list li .info_con .name {
        font-size: 18px;
        margin-bottom: 8px;
    }

    .Steel_list li {
        margin-bottom: 27px;
    }
    .related_case_con .title_box .title2 {
        font-size: 16px;
    }
    .case_img_thumbs_swiper {
        height: 120px;
    }
    .cult_list li {
        font-size: 18px;
        padding: 10px 0 10px 70px;
    }

    .cult_img_swiper {
        height: 330px;
        padding-bottom: 40px;
        margin-top: 30px;
    }
    .cult_part1 {
        padding: 60px 0;
    }
    .cult_part1 .title_box .title1 i{
        font-size: 36px;
    }
    .down_list li {
        padding: 20px 30px;
    }
    .table_div .li_top{
        height: 80px;
    }
    .table_div .title_h3, .table_div .title_h5 {
          line-height: 80px;
          height: 80px;
      }

    .table_div .title_h3 {
        font-size: 20px;
    }
    .table_div .title_h3 .more {
        width: 30px;
    }
    .table_div .title_h3 .name {
        padding-left: 40px;
        background-size: auto 30px !important;
    }

    #allmap {
        height: 400px;
    }
    .add_ul li {
        width: 31.5%;
        height: 120px;
        padding: 0 15px;
    }

    .add_ul .li_con {
        padding-left: 60px;
        height: 50px;
        line-height: 26px;
        font-size: 15px;
    }
    .add_part2 {
        margin-top: 60px;
    }
    .liuyan_left li input {
        padding: 20px 15px;
    }
    .liuyan_right li textarea {
        height: 314px;
        padding: 20px 15px;
    }
    .liuyan_left li.yzm_li .pic {
        height: 59px;
    }
    .liuyan_con .submit {
        padding: 20px 20px;
        width: 150px;
    }

    .add_ul {
        padding: 0 30px;
    }

    .search_list li {
        padding: 15px 0 15px 35px;
        border-left: 8px solid #eeeeee;
        margin-bottom: 20px;
    }
    .pageing span,
    .pageing a{
        width: 30px;
        height: 30px;
        line-height: 30px;
        margin: 0 5px;
    }


    .about_part1 .right .info {
        line-height: 20px;
    }




}









@media screen and (max-width: 1366px) {
    .w{
        width: 1080px;
    }
    .video_mark .video_box iframe {
        height: 460px;
    }
    .topnav .logo {
        width: 230px;
        height: 32px;
        margin-top: 16px;
    }

    .topnav .nav_list li>a {
        line-height: 60px;
    }
    .topnav .nav_list li {
        padding: 0 17px;
    }
    .en_cn {
        height: 60px;
    }

    .topnav .serach_box .search_icon {
        width: 50px;
        height: 60px;
    }
    .banner_container .current_index {
        font-size: 25px;
    }

    .banner_container .swiper-pagination-banner {
        width: 200px;
        right: 80px;

    }

    .swiper-button-next-banner {
        right: 310px;
        bottom: 12px;
    }
    .swiper-button-prev-banner {
        right: 350px;
        bottom: 12px;
    }

    .swiper-button-next-sec4nav, .swiper-button-next-banner, .swiper-button-prev-sec4nav, .swiper-button-prev-banner {
        width: 26px;
        height: 26px;
    }

    .swiper-button-next-sec4nav:after, .swiper-button-next-banner:after, .swiper-button-prev-sec4nav:after, .swiper-button-prev-banner:after {
        line-height: 26px;
        font-size: 12px;
    }

    .title_box .title1 {
        letter-spacing: 5px;
        line-height: 40px;
        margin-bottom: 5px;
    }

    .title_box .title1 i {
        font-size: 50px;
    }


    .title_box .title2 {
        font-size: 26px;
    }
    .title_box {
        margin-bottom: 25px;
    }

    .sec2_info {
        padding-left: 50px;
        height: 125px;
        margin: 0 0 20px;
        -webkit-line-clamp: 5;
        line-clamp: 5;
    }
    .sec2_info:before {
        width: 40px;
    }
    .sec2_nav_ul {
        margin-top: 25px;
    }

    .sec2_nav_ul li .img_con {
        background-size: auto 38px !important;
    }

    .sec2_nav_ul li .img_con img {
        height: 38px;
    }
    .subtitle_box .subtitle1 {
        padding-bottom: 5px;
        font-size: 16px;
    }
    .subtitle_box .subtitle2 {
        color: #b2b2b2;
    }
    .all_swiper .swiper-pagination-all .swiper-pagination-bullet .name {
        width: 100px;
        font-size: 12px;
        top: 6px;
    }
    .all_swiper .swiper-pagination-all .swiper-pagination-bullet .num {
        font-size: 12px;
        left: 8px;
        top: 24px;
    }

    .all_swiper .swiper-pagination-all{
        width: 100px;
    }

    .sec3_nav_ul li .name {
        font-size: 16px;
    }

    .sec4_con .title_box .view_icon {
        margin-right: 30px;
    }
    .title_box .view_icon {
        font-size: 16px;
        top: 15px;
    }
    .title_box .view_icon i:before {
        height: 4px;
    }

    .sec4_nav_container li .li_con {
        padding-left: 80px;
        background-size: auto 60px !important;
    }
    .little_titlebox .little1 {
        font-size: 20px;
        line-height: 24px;
    }
    .sec4_nav_container {
        height: 390px;
    }

    .sec4_nav_container li {
        height: 130px !important;
    }

    .swiper-button-prev-sec4nav {
        top: -30px;
    }

    .swiper-button-next-sec4nav {
        bottom: -85px;
    }
    .perfor_container li .info_con {
        width: 370px;
        padding: 20px 25px;
        bottom: -35px;
        right: -140px;
    }
    .perfor_container li .info_con .name {
        line-height: 25px;
        font-size: 18px;
    }
    .perfor_container li .info_con .info {
        margin-top: 6px;
    }
    .perfor_container {
        padding-bottom: 40px;
    }

    .sec5_new_list {
        height: 350px;
    }
    .sec5_new_list li .time {
        font-size: 26px;
    }
    .sec5_new_list li.first_li .info_con .info {
        font-size: 14px;
        margin: 3px 0 8px;
    }
    .foot_bot {
        padding: 30px 0;
    }
    .all_swiper footer.swiper-slide {
        height: 140px !important;
    }
    .sec5 .title_box .view_icon {
        top: 56px;
    }
/*首页1366结束----------------------*/
/*关于我们1366开始*/
    .innertitle_box .innertitle1 {
        font-size: 36px;
    }

    .innertitle_box .innertitle2 {
        font-size: 30px;
    }

    .inner {
        margin-top: 60px;
    }
    .page_menu .menu_top {
        line-height: 60px;
    }
    .page_menu .left_menu li a {
        font-size: 14px;
    }
    .related_case_con .more_new {
        top: 7px;
    }
    .page_menu .crumbs {
        font-size: 15px;
        color: #808080;
    }
    .about_part1 .right {
        padding: 20px 0 0 40px;
    }
    .about_part1 {
        padding: 20px 0 100px;
    }
    .about_part1 .right:after {
        width: 120px;
    }
    .about_part1 .right .name {
        margin-bottom: 18px;
    }
    .about_part1 .right .info {
        font-size: 13px;
    }

    .about_part1 .part1_con {
        height: 500px;
    }
    .about_part1 .right:before {
        width: 30px;
        top: 30px;
    }
    .about_part3, .about_part2 {
        padding: 45px 0;
    }
    .about_part2 .honor_nav {
        top: 50px;
    }
    .index_new_nav li {
        font-size: 14px;
    }
    .honor_list li {
        padding-bottom: 20px;
        margin-bottom: 25px;
    }
    .scope_ul li {
        width: 30%;
        margin-right: 5%;
        line-height: 40px;
        font-size: 15px;
    }
    .foot_top {
        padding: 20px 0;
    }
    .foot_top .foot_logo {
        height: 30px;
    }

    .foot_top .foot_ul li {
        line-height: 30px;
        margin-left: 30px;
        font-size: 15px;
    }

    .foot_bot .left p {
        font-size: 15px;
        line-height: 26px;
    }
    .foot_bot {
        padding: 20px 0;
    }
    .about {
        padding-bottom: 50px;
    }
    .honor_top_list li {
        padding-bottom: 30px;
        padding-right: 30px;
    }
    .honor_top_list li .img_con {
        height: 320px;
    }

    .honor_top_list .info_dl .name {
        font-size: 18px;
        padding-bottom: 18px;
    }
    .new_top .right_new {
        padding-left: 35px;
    }
    .right_new li .time {
        top: 17px;
        font-size: 26px;
    }
    .right_new li a {
        padding: 17px 0 17px 120px;
    }
    .right_new li .line1 {
        top: 29px;
        left: 83px;
        width: 20px;
    }

    .news_list2, .news_list1 {
        margin-top: 30px;
    }
    .news_list2.right_new li a {
        padding: 17px 100px 17px 130px;
    }
    .news_list2.right_new li .time {
        top: 17px;
    }
    .news_list2.right_new li .line1 {
        top: 29px;
    }
    .news_list2.right_new li .info_con {
        padding-right: 40px;
    }

    .honor_part {
        padding-top: 15px;
    }

    .new_page .new_title {
        font-size: 18px;
        line-height: 30px;
        padding-bottom: 10px;
    }

    .sub_title {
        padding-bottom: 10px;
        margin-bottom: 10px;
    }
    .next_prev {
        padding: 8px 25px;
    }
    .next_prev a {
        line-height: 30px;
        font-size: 15px;
    }
    .next_prev .prev_a {
        padding-left: 40px;
    }
    .next_prev .next_a {
        padding-right: 40px;
    }
    .next_prev .back_icon {
        width: 30px;
        height: 30px;
        background-size: auto 27px !important;
    }

    .case_img_top_swiper .case_img_next, .case_img_swiper .case_img_next, .case_img_top_swiper .case_img_prev, .case_img_swiper .case_img_prev {
        width: 30px;
        height: 60px;
    }


    .perfor_list li .perfortitle_box .img_span {
        width: 70px;
        height: 60px;
    }
    .perfor_list li .perfortitle_box .title1 {
        font-size: 26px;
    }

    .perfor_list li .right_info {
        padding: 35px;
    }
    .perfor_list li .perfortitle_box {
        padding-left: 80px;
    }
    .perfor_list li {
        margin-bottom: 35px;
    }
    .perfor_list li .img_con .num {
        font-size: 40px;
        padding-top: 88px;
        padding-left: 11px;
    }
    .Steel_list li .info_con {
        padding: 15px 20px;
    }
    .Steel_list li .info_con .name {
        font-size: 17px;
        margin-bottom: 5px;
    }

    .more_new {
        top: 11px;
        padding-right: 20px;
        font-size: 14px;
    }


    .case_img_thumbs_swiper {
        height: 100px;
    }

    .cult_list li {
        font-size: 16px;
        padding: 6px 0 6px 70px;
    }
    .cult_part1 {
        padding: 40px 0;
    }
    .cult_part1 .title_box .title1 i{
        font-size: 30px;
    }

    .cult_part1 .left .info_scroll{
        width: 95%;
    }

    .cult_img_swiper {
        height: 280px;
    }
    .related_con {
        padding-top: 40px;
    }
    .down_list li a:before {
        width: 30px;
    }
    .down_list li a:after {
        width: 24px;
    }
    .down_list li a {
        padding: 0 45px;
        line-height: 32px;
        height: 32px;
    }
    .table_div .li_top{
        height: 60px;
    }
    .table_div .title_h3, .table_div .title_h5 {
        line-height: 60px;
        height: 60px;
    }

    .table_div .title_h3 {
        font-size: 18px;
    }
    .table_div .title_h3 .more {
        width: 26px;
    }
    .table_div .title_h3 .name {
        padding-left: 35px;
        background-size: auto 25px !important;
    }
    .table_div .title_h5 span {
        font-size: 15px;
    }
    .add_ul .li_con {
        background-size: auto 35px !important;
        padding-left: 50px;
        line-height: 24px;
        font-size: 14px;
    }
    .add_ul li {
        width: 32.5%;
        height: 90px;
        padding: 0 10px;
    }

    .add_ul {
        padding: 0 20px;
    }
    .add_part2 {
        margin-top: 40px;
    }

    .search_list li a {
        line-height: 38px;
        height: 38px;
        padding-right: 170px;
        width: 100%;
        font-size: 16px;
    }

    .search_list li a i.look_more {
        width: 140px;
        font-size: 15px;
    }
    .search_list li {
        padding: 12px 0 12px 20px;
        border-left: 5px solid #eeeeee;
        margin-bottom: 15px;
    }
    .pageing {
        margin-top: 20px;
    }
    .pageing span,
    .pageing a{
        width: 26px;
        height: 26px;
        line-height: 26px;
    }


















}


@media screen and (max-width: 1180px){
    .all_swiper .swiper-pagination-all{
        display: none;
    }
}


/*移动端*/
@media screen and (max-width: 900px) {
    .w {
        margin: 0;
        width: auto;
        padding: 0 15px;
    }
    .video_mark .video_box {
        width: 94%;
        max-height: 100%;
        height: 70%;
    }
    .video_mark .video_box iframe {
        height: 100%;
    }
    body{
        background: #fff;
    }
    .topnav .logo {
        width: 202px;
        height: 31px;
        margin-top: 16px;
    }
    .topnav .meum{
        font-size: 0;
    }
    .topnav .meum a {
        width: 30px;
        height: 60px;
        background: url(img/menu.png) no-repeat center right;
    }

    /*左侧菜单*/
    .cbp-spmenu-left {
        width: 100%;
        height: 100%;
        overflow-y: scroll;
        top: 100%;
        z-index: 99999;
        position: fixed;
        left: 0;
        display: block;
        -webkit-transition: all 0.3s;
        -moz-transition: all 0.3s;
        -ms-transition: all 0.3s;
        -o-transition: all 0.3s;
        transition: all 0.3s;
        background: #d61f19;
        color: #fff;
    }

    .cbp-spmenu-left.cbp-spmenu-open {
        top: 0;
    }

    .menu_box {
        width: 100%;
        position: relative;
        padding-top: 50px;
    }
    .menu_close {
        background: url(img/pc_close.png) no-repeat center center;
        width: 30px;
        height: 30px;
        position: absolute;
        top: 20px;
        right: 15px;
    }
    .meum_list li {
        width: 100%;
        border-bottom: solid 1px rgba(255,255,255,.3);
    }
    .meum_list li a{
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
        position: relative;
        width: 100%;

    }
    .meum_list li > a {
        padding: 20px 20px;
        font-size: 22px;

    }

    .meum_list li > a i {
        position: absolute;
        right: 15px;
        -ms-transform: scale(1, 1.5);
        -moz-transform: scale(1, 1.5);
        -webkit-transform: scale(1, 1.5);
        -o-transform: scale(1, 1.5);
        transform: scale(1, 1.5);
        -webkit-transition: all .4s;
        -moz-transition: all .4s;
        -ms-transition: all .4s;
        -o-transition: all .4s;
        transition: all .4s;
    }
    .meum_list li.active > a i {
        -ms-transform: rotate(90deg) scale(1, 1.5);
        -moz-transform: rotate(90deg) scale(1, 1.5);
        -webkit-transform: rotate(90deg) scale(1, 1.5);
        -o-transform: rotate(90deg) scale(1, 1.5);
        transform: rotate(90deg) scale(1, 1.5);
    }
    .meum_list li .hide_menu {
        display: none;
    }

    .meum_list li .hide_menu dd a {
        padding: 15px 40px;
        font-size: 18px;
        border-top: solid 1px rgba(255, 255, 255, 0.1);
    }
    .meum_list li .hide_menu2 dd a{
        padding: 10px 0 10px 60px;
        font-size: 15px;
    }
    .mark .video_box {
        width: 90%;
    }

    .all_swiper .swiper-button-next-all{
        left: 15px;
    }
    .banner_container .swiper-pagination-banner{

    }
    .banner_container .current_index {
        font-size: 20px;
        right: 15px;
    }
    .swiper-button-next-banner {
        right: 170px;
    }
    .swiper-button-prev-banner {
        right: 208px;
    }
    .banner_container .swiper-pagination-banner {
        width: 90px;
        right: 60px;
    }
    .banner_container .banner_w {
        bottom: 10px;
    }


    .sec2_con .left {
        width: 100%;
        height: 45%;
        padding-top: 90px;
    }

    .sec2_con .right{
        width: 100%;
        height: auto;
        padding-top: 20px;
    }

    .title_box .title1 {
        letter-spacing: 1px;
        font-size: 16px;
    }
    .title_box .title1 i {
        font-size: 40px;
    }
    .title_box .title1 font {
        padding-right: 40px;
    }

    .title_box .title1 font:after {
        width: 30px;
    }

    .title_box .title2 {
        font-size: 20px;
    }
    .sec2_nav_ul li .img_con {
        width: 60px;
        margin: 0 auto 10px;
        padding-top: 60px;
        background-size: auto 30px !important;
    }
    .sec2_nav_ul li.on .img_con,
    .sec2_nav_ul li:hover .img_con{
        margin-bottom: 10px;
    }
    .sec2_nav_ul li .img_con img {
        height: 30px;
    }
    .sec2_nav_ul li {
        margin-right: 0;
        width: 50%;
    }
    .subtitle_box .subtitle2 {
        font-weight: normal;
        font-size: 12px;
    }
    .about_part1 .left .video_open,
    .sec2_con .left .video_open {
        width: 50px;
        height: 52px;
        bottom: 10px;
    }
    .sec_box {
        padding: 0 15px;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
    }

    .sec3_nav_ul li .img_con {
        width: 70px;
    }

    .sec3_nav_ul:before {
        top: 36px;
    }
    .title_box .view_icon {
        top: 46px;
    }
    .item_num{
        display: none;
    }

    .sec3_items {
        margin-top: 25px;
    }
    .more_icon {
        width: 110px;
        height: 30px;
        line-height: 30px;
        font-size: 12px;
    }
    .more_icon i.line {
        left: -20px;
        width: 30px;
    }
    .sec3_item .right {
        height: 230px;
        width: 100%;
    }
    .sec4_con .sec_box{
        position: static;
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
        padding-top: 25px;
    }
    .sec4_con .left {
        width: 100%;
        margin-bottom: 70px;
    }
    .sec4_con .title_box .view_icon {
        margin-right: 0;
    }
    .sec4_con .right {
        width: 100%;
        height: auto;
        border-left: none;
    }

    .sec4_con .right_con {
        position: static;
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    .sec4_nav_container {
        height: 270px;
    }
    .sec4_nav_container li {
        height: 90px !important;
    }
    .sec4_nav_container li .li_con {
        padding-left: 80px;
        background-size: auto 50px !important;
    }
    .swiper-button-prev-sec4nav {
        top: -10px;
    }
    .swiper-button-next-sec4nav {
        bottom: -65px;
    }
    .sec5 .title_box {
        width: 100%;
    }
    .sec5_new_list li.other_li{
        display: none;
    }
    .sec5_new_list li.first_li {
        width: 100%;
    }
    .sec5 .title_box .view_icon {
        top: 48px;
    }
    .index_new_nav li {
        padding-right: 20px;
        font-size: 15px;
    }
    .index_new_nav li:before {
        top: -1px;
        right: 7px;
    }
    .sec5_new_list li.first_li .info_box {
        padding: 0 15px 0 100px;
    }
    .sec5_new_list li.first_li .time {
        left: 15px;
        top: 0px;
    }
    .sec5_new_list li.first_li .line1 {
        top: 46px;
        left: 47px;
    }

    .sec5_new_list li.first_li .info_con .info {
        margin: 3px 0 15px;
    }
    .foot_bot .left p {
        font-size: 14px;
        line-height: 25px;
        text-align: left;
    }
    .all_swiper footer.swiper-slide {
        height: 240px !important;
    }
    .foot_bot {
        padding: 20px 0;
    }
    .all_swiper footer.swiper-slide .Copyright {
        margin-top: 10px;
        width: 100%;
    }
    .bdsharebuttonbox.bdshare-button-style0-16 a {
        float: left;
    }
    .foot_bot .Copyright p {
        line-height: 25px;
        text-align: left;
    }
    /*关于900开始*/
    .innertitle_box .innertitle1 {
        font-size: 20px;
    }
    .innertitle_box .innertitle2 {
        font-size: 22px;
    }
    .innertitle_box {
        top: 25%;
    }
    .about .title_box .title1 i {
        font-size: 16px;
        position: static;
        color: #d61f19;
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    .about .title_box .title1 font{
        display: none;
    }
    .about .title_box .title1 {
        line-height: 30px;

    }
    .about .title_box .title2{
        display: none;
    }
    .about {
        padding-bottom: 40px;
    }
    .about_part1 .part1_con {
        height: auto;
    }
    .about_part1 .left {
        width: 100%;
        height: 220px;
    }

    .about_part1 .right {
        width: 100%;
        height: auto;
        padding: 30px 0 20px 0;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
        position: relative;
    }
    .about_part1 .right .name {
        font-size: 16px;
        margin-bottom: 15px;
    }
    .about_part1 .right:before {
        display: none;
    }
    .about_part1 {
        padding: 20px 0 50px;
    }

    .about_part3, .about_part2 {
        padding: 30px 0;
    }
    .scope_ul li {
        width: 100%;
        margin-right: 0;
    }
    .scope_ul li:nth-of-type(2), .scope_ul li:nth-of-type(3) {
        border-top: none;
    }
    .honor_list li {
        width: 48%;
        margin-right: 4%;
    }
    .honor_list li:nth-of-type(2n){
        margin-right: 0;
    }

    .honor_list li {
        padding-bottom: 15px;
        margin-bottom: 60px;
    }

    .about_part2 .more {
        margin-top: 10px;
    }

/*企业荣誉----------------------------*/
    .honor_top_list li {
        border-right: none;
        width: 100%;
        padding-bottom: 25px;
        padding-right: 0;
        padding-top: 20px;
    }
    .honor_top_list li .img_con {
        width: 80px;
        height: 230px;
    }
    .honor_top_list li .info_con {
        width: calc(100% - 80px);
        padding-top: 0px;
    }
    .honor_bottom_list.honor_top_list li{
        border-bottom: 1px solid #eee;
        padding-top: 25px;
    }
    .honor_bottom_list.honor_top_list li .info_con {
        padding-top: 36px;
    }
    .honor_top_list .info_dl dd {
        padding-bottom: 10px;
    }
    .new_top .new_container {
        width: 100%;
    }
    .new_container li .name {
        padding: 0px 130px 0 10px;
        line-height: 48px;
        height: 48px;
        font-size: 16px;
    }

    .new_top .right_new {
        padding-left: 0;
        width: 100%;
    }
    .news_list1 li:nth-of-type(3n),
    .news_list1 li:nth-of-type(3n-1),
    .news_list1 li:nth-of-type(3n-2),
    .news_list1 li {
        width: 50%;
        padding: 0 4%;
    }

    .news_list1 li:nth-of-type(3n-2){
        clear: inherit;
    }
    .news_list1 li:nth-of-type(3n):after{
        display: block
    }
    .news_list1 li:nth-of-type(2n):after{
        display: none;
    }
    .news_list1 li a {
        padding: 15px 0;
    }
    .news_list1 li .time {
        font-size: 12px;
    }
    .news_list1 li .name {
        font-size: 16px;
        margin: 10px 0 10px;
        line-height: 25px;
        height: 50px;
    }
    .news_list2.right_new li .time,
    .news_list2.right_new li .line1{
        display: none;
    }
    .news_list2.right_new li a {
        padding: 13px 50px 13px 0px;
    }
    .news_list2.right_new li .look_icon {
        width: 25px;
        height: 25px;
    }
    .news_list2.right_new li .info_con {
        padding-right: 20px;
    }
    .new_page .new_title {
        font-size: 17px;
        line-height: 25px;
        width: 100%;
    }
    .sub_title{
        flex-wrap: wrap;
    }
    .sub_title>div {
        margin: 0;
        padding-left: 0;
        background: none !important;
        width: 50%;
        -webkit-box-sizing: border-box;
        -moz-box-sizing: border-box;
        box-sizing: border-box;
    }
    .case_img_top_swiper .case_img_next, .case_img_swiper .case_img_next, .case_img_top_swiper .case_img_prev, .case_img_swiper .case_img_prev {
        width: 20px;
        height: 40px;
    }
    .case_img_swiper {
        margin: 20px 0 15px;
        padding-bottom: 30px;
    }
    .next_prev {
        padding: 7px 12px;
    }
    .next_prev a {
        line-height: 25px;
        font-size: 14px;
    }
    .next_prev .back_icon {
        width: 25px;
        height: 25px;
        background-size: auto 20px !important;
    }
    .next_prev .next_a {
        padding-right: 35px;
    }
    .next_prev .prev_a {
        padding-left: 35px;
    }
    .related_ul li {
        width: 48%;
        margin-right: 4%;
        margin-bottom: 15px;
    }
    .related_ul li:nth-of-type(2n) {
        margin-right: 0;
    }

    .related_ul li a {
        padding: 10px;
    }

    .related_ul li .time {
        font-size: 22px;
    }
    .related_ul li .line1 {
        height: 20px;
        margin: 4px 0 2px;
    }

    .perfor_list li .right_info {
        width: 100%;
        position: static;
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
        padding: 20px 15px;
    }

    .perfor_list li .img_con {
        width: 100%;
        padding-top: 67%;
    }

    .perfor_list li .img_con:before {
        width: 60px;
        height: 60px;
    }
    .perfor_list li .img_con .num {
        font-size: 32px;
        padding-top: 43px;
        padding-left: 7px;

        width: 80px;
        height: 80px;
    }
    .perfor_list li:nth-of-type(2n) .img_con .num {
        padding-right: 7px;
    }
    .perfor_list li .perfortitle_box .title1 {
        font-size: 22px;
    }
    .perfor_list li .perfortitle_box .img_span {
        width: 50px;
        height: 46px;
    }
    .perfor_list li .perfortitle_box {
        padding-left: 60px;
    }
    .perfor_list li .right_info .info {
        height: 75px;
        margin: 10px 0 10px;
    }


    .perfor_list li {
        margin-bottom: 20px;
    }

    .sub_nav_ul li {
        line-height: 30px;
        height: 30px;
        font-size: 14px;
        margin-bottom: 20px;
    }
    .Steel_list li {
        width: 49%;
        margin-right: 2%;
        margin-bottom: 15px;
    }
    .Steel_list li:nth-of-type(3n) {
        margin-right: 2%;
    }
    .Steel_list li:nth-of-type(2n) {
        margin-right: 0;
    }
    .Steel_list li .info_con {
        padding: 10px 10px;
    }

    .Steel_list li .info_con .info {
        font-size: 15px;
    }
    .case_img_thumbs_swiper {
        height: 80px;
    }
    .case_img_top_swiper {
        margin-top: 20px;
    }

    .case_page .left {
        width: 100%;
        padding-right: 0;
        border-right: none;
    }
    .case_page .right {
        width: 100%;
        padding-left: 0;
    }
    .related_case_ul li .name {
        font-size: 16px;
    }
    .cult_con .left {
        width: 100%;
        padding-top: 70%;
    }
    .cult_con .right {
        max-width: 100%;
        width: 100%;
        padding-top: 20px;
    }
    .cult_list li span {
        width: auto;
        margin-right: 15px;
    }



    .cult_part1 .left {
        width: 100%;
    }
    .cult_part1 .left .info {
        width: 100%;
    }
    .cult_part1:before {
        width: 100%;
    }
    .cult_part1 {
        padding: 30px 0 60px;
        margin-bottom: 200px;
    }
    .cult_part1 .right {
        width: 90%;
        padding-top: 60%;
        top: calc(100% + 15px);
        right: 5%;
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    .cult_img_swiper {
        height: 160px;
    }
    .related_con {
        padding-top: 20px;
    }
    .down_list li {
        width: 100%;
        padding: 15px 20px;
    }
    .table_div .li_top {
        padding: 0 12px;
    }
    .table_div .li_top{
        height: 50px;
    }
    .table_div .title_h3, .table_div .title_h5 {
        line-height: 50px;
        height: 50px;
    }
    .table_div li {
        margin-bottom: 15px;
    }
    .table_div .title_h3 {
        font-size: 16px;
    }

    .table_div .dedai {
        padding: 15px 12px;
    }

    .add_ul li {
        width: 100%;
        margin-bottom: 12px;
    }
    .add_ul {
        padding: 0;
        margin-top: 15px;
        flex-wrap: wrap;
    }

    .add_ul .li_con {
        font-size: 15px;
        width: 90%;
    }

    .add_part2 {
        margin-top: 20px;
    }

    .liuyan_right, .liuyan_left {
        width: 100%;
    }

    .liuyan_left li input {
        padding: 14px 15px;
    }
    .liuyan_left li {
        margin-bottom: 14px;
    }
    .liuyan_left li.yzm_li input {
        width: calc(100% - 160px);
    }
    .liuyan_left li.yzm_li .pic {
        width: 145px;
        height: 47px;
    }
    .liuyan_right li textarea {
        height: 200px;
        padding: 14px 15px;
    }
    .liuyan_con .submit {
        padding: 12px 15px;
        width: 120px;
        margin-top: 10px;
    }

    .search_list li a {
        line-height: 30px;
        height: 30px;
        padding-right: 100px;
    }
    .search_list li {
        padding: 8px 0 8px 10px;
    }
    .search_list li a i.look_more {
        width: 84px;
        font-size: 14px;
    }
    .pageing {
        margin-top: 10px;
    }
    .about_part1 .right:after {
        display: none;
    }

    .sec4_nav_container li .mark_mobile{
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    .sec3_item .left {
        padding-left: 0;
        width: 100%;
    }
    .sec3_item .item_info .info {
        max-height: 50px;
        margin-bottom: 10px;
        -webkit-line-clamp: 2;
        line-clamp: 2;
        height: 50px;
    }
    .sec3_item .engineer_nav_dl dd {
        padding-right: 20px;
        font-size: 14px;
    }
    .sec3_item .engineer_nav_dl dd:before {
        top: 0px;
        right: 6px;
    }
    .sec3_item .engineer_nav_dl {
        margin-bottom: 10px;
    }
    .sec3_nav_ul li .name {
        font-size: 14px;
    }
    .related_ul li .name {
        height: 44px;
        font-size: 14px;
        line-height: 22px;
    }
    .Layout_nav {
        margin-bottom: 20px;
    }
    .related_case_con .title_box .title2 {
        font-size: 14px;
        display: block;
    }
    .related_case_con .title_box {
        margin-bottom: 0;
        height: 30px;
    }
}



@media screen and (max-width: 320px) {
    .w {
        margin: 0;
        width: auto;
        padding: 0 10px;
    }

}