#banner{ float:left; width:100%; height:400px;}
#banner section{width:1200px; height:auto; margin:0 auto;}
#banner section .about_tab{width: 1200px;float:left; margin-top:400px;position: absolute;}
#banner section .about_tab ul{bottom: 0;left: 0;font-size: 0;position: absolute}
#banner section .about_tab li{display:inline-block;width: 100px;text-align: center;vertical-align: bottom;*display: inline;zoom: 1;}
#banner section .about_tab li a{font-size: 14px;color: #fff;line-height: 40px; display:block; text-decoration:none}
#banner section .about_tab li.on a{line-height: 100px;text-decoration:none}
#banner section .about_tab .bg1{background: #3e3d48;}
#banner section .about_tab .bg2{background: #4b4a53;}
#banner section .about_tab .bg3{background: #696969;}
#banner section .about_tab .bg4{background: #838383;}

 .tit{text-align: center;font-weight: bold;}
 .cont{padding-top:30px;padding-bottom: 30px;overflow: hidden;}
 .cont .txt{font-size: 16px;color:#828282;line-height: 33px;text-align: center;padding-top: 26px;padding-bottom: 45px;}
 .cont .img{text-align: center;}
 .cont li{float: left;width:164px;margin-right: 94px;position: relative;}
 .cont .img1{-moz-transition:0.6s;-ms-transition:0.6s;-o-transition:0.6s;-webkit-transition:0.6s;transition:0.6s;}
 .cont .img1:hover{-moz-transform:rotate(360deg);-ms-transform:rotate(360deg);-webkit-transform:rotate(360deg);-o-transform:rotate(360deg);transform:rotate(360deg);}
 .cont .img2{position: absolute;left:188px;top:59px;}
 .cont .last{margin-right:0;}
 .list{margin:0 auto;width:940px; height:auto !important;}
 
 .wrap{margin:10px auto;width:1200px; height:auto !important; text-align:center;}
 .wrap h1{ font-size:35px; color:#f66c00; line-height:54px;}
 .wrap h2{ font-size:16px; color:#828282; line-height:34px; padding-bottom:36px; font-weight:normal;}
 .wrap h3{font-size: 34px;color: #343434;line-height: 62px; font-weight:normal;}
 .wrap p{font-size: 16px;color: #424242;line-height: 30px;}
 .product-main{ width:1000px; margin:0 auto; height:auto !important; margin-top:30px;}
 .product-main h2{font-size: 28px;line-height: 28px;color: #3fa3c9;padding: 10px 0px 25px 0px;font-weight: normal; margin-top:50px;}
 .product-main li{margin-bottom: 20px;color: #666;line-height: 1.7em; width:60%; float:left; font-size:13px;}
 .product-main li b{ color:#6B6B6B;}
 .product-main img{ float:left; margin-top:60px;}
 .product-main h1{ text-align:center; font-weight:normal;font-size: 32px;padding: 15px 0px 25px 0px;}
 #pr{ float:right;}
 #pr2{ margin-right:60px;}
 #pr3{ width:50%;}
 #bt1{ display:block; padding-top:50px;}
 .product-bt-main{ width:100%; height:auto !important; background:#eee; margin-top:30px;}
 .product-bt{ width:1200px; margin:0 auto; height:auto !important;}
 .product-bt img{ text-align:center; display:block; margin:0 auto;}
 .product-bt h2{ font-weight:normal; text-align:center; line-height:50px;font-size: 16px;color: #828282;}
 .product-bt li{ width:33%; float:left;}
 .product-bt p{font-size: 15px;color: #5d5d5d;text-align: center;line-height: 36px;padding: 34px 20px 28px;}
 .product-bt2{font-size: 20px;color:#d90000;text-align: center;line-height: 30px;padding:26px 0;}
 .product-bt2>span a{ border:2px #d90000 solid; padding:10px 20px; display:block; width:150px; margin:35px auto;color:#d90000;}
 .product-bt2>span a:hover{ background:#EC1317; color:#fff;}