.blk_18 {
     overflow: hidden;
     zoom: 1;
     width: 100%;
     margin-bottom: 40px;
 }
 
 .blk_18 .pcont {
     float: left;
     width: 924px;
     overflow: hidden;
 }
 
 .blk_18 .ScrCont {
     width: 1000000px;
     zoom: 1;
 }
 
 .blk_18 #List1_1,
 .blk_18 #List2_1 {
     float: left;
 }
 
 .blk_18 .LeftBotton,
 .blk_18 .RightBotton {
     width: 17px;
     height: 19px;
     background: url(../images/proleft.png) no-repeat;
     margin-top:12%;
 }
 
 .blk_18 .LeftBotton {
     float: left;
     padding-right: 21px;
 }
 
 .blk_18 .RightBotton {
     transform: rotate(180deg);
     float: right;
     padding-left: 21px;
 }
 .blk_18 .pl img {
     display: block;
     cursor: pointer;
 }
 
 .blk_18 .pl {
     float: left;
     color: #fff;
     display: block;
     text-align: center;
     padding-right:4px;
     position: relative;
     overflow: hidden;
 }