.rollBox{max-width:1200px;overflow:hidden;margin:0 auto;}
.rollBox .Cont{max-width:1100px;overflow:hidden;margin:0 auto;float:left;}
.rollBox .ScrCont{width:10000000px;}
.rollBox .Cont .propic{width:280px;float:left;text-align:center;padding-right:20px;}
*+html .rollBox .Cont .propropic{width:280px;float:left;text-align:center;padding-right:30px;}
.rollBox .Cont .propropic img{width:280px;height:70px;padding:4px;background:#333;border:1px solid #ccc;display:block;margin:0 auto;}
.rollBox .Cont .propic p{line-height:26px;color:#505050;}
.rollBox .Cont a:link,.rollBox .Cont a:visited{color:#ffffff;text-decoration:none;background:#333;display:block;padding:4px 0 20px 0;}
.rollBox .Cont a:hover{color:#ffffff;text-decoration:underline;}
.rollBox #List1,.rollBox #List2{float:left;}
.left_btn{width:41px;height:75px;float:left;padding-top:80px;}
.right_btn{width:41px;height:75px;float:right;padding-top:80px;}

@media screen and (max-device-width:1000px){
.rollBox{width:100%;max-width:1400px;overflow:hidden;margin:0 auto;}
.rollBox .Cont{width:90%;max-width:1380px;overflow:hidden;margin:0 auto;float:left;}
}