header{background-image:url("../images/cases/wanyuan3_01.png");background-size:100% 100%;}
.tab_content{width:600px;}
#brand_client{padding:40px 0 150px;}
#brand_client_list{width:1200px;margin:0 auto;padding:20px;}
#brand_client_list a{margin:5px;display:inline-block;cursor:default;}
#brand_client_list a img{width:285px;}
#brand_client h1{font-size:48pt;margin:40px 0;}

#finished_product{width:1200px;margin:0 auto 100px;}
#product_select{width:1100px;height:60px;font-size:24px;padding:40px 0;}
.finished_product_list{padding:40px 0;border-top:2px solid #A6A8AA;display:flex;flex-wrap:wrap;}
.product{width:220px;height:240px;margin:10px 40px;text-align:center;}
.product  .product_pic{height:190px;cursor:pointer;}
.product  p{height:24px;padding:18px 0;font-size:20px;text-align:center;}

.product2{height:190px;}
.product2 .product_pic{height:140px;}

.product3{width:340px;height:270px;margin:10px 30px;}
.product3 .product_pic{height:220px;}
@media screen and (min-width: 1366px) {header{height:256px;}}
@media screen and (min-width: 1440px) {header{height:270px;}}
@media screen and (min-width: 1680px) {header{height:315px;}}
@media screen and (min-width: 1920px) {header{height:360px;}}