.zt-list{width:1200px; padding-top:15px;}
.rollBox{width:1200px; margin:0 auto; position:relative;}
.rollBox .LeftBotton{width:23px; height:70px; background:url(y.png) no-repeat; position:absolute; top:60px; z-index:99; cursor:pointer;}
.rollBox .RightBotton{width:23px; height:70px; background:url(z.png) no-repeat; position:absolute; top:60px; z-index:99; cursor:pointer;}
.LeftBotton{background-position: 0 0;right: -30px;}
.RightBotton{background-position: 0 -60px;left: -20px;}
.rollBox .Cont{width:1200px;overflow:hidden;float:left;margin-left:5px;}
.rollBox .ScrCont{width:10000000px;}
.rollBox .Cont .pic{width:296px;float:left;text-align:center;height:auto; line-height:172px;margin-left:6px;}
.rollBox .Cont .pic img{background:#fff; display:block;margin:0 auto;}
.rollBox #List1,.rollBox #List2{float:left;}
.pic_tu{ width:278;height:155px; padding-top:15px; border:solid 1px #d4d4d4; background:#fff;}