#focus{width:1003px;height:307px;overflow:hidden;position:relative;z-index:1}#focus ul{height:307px;position:absolute}#focus ul li{float:left;width:1003px;height:307px;overflow:hidden;position:relative;background:#000}#focus ul li div{position:absolute;overflow:hidden}#focus .btn{position:absolute;width:150px;height:20px;padding:0 10px;right:20px;bottom:0;text-align:right;margin-bottom:10px}#focus .btn span{display:inline-block;_display:inline;_zoom:1;width:18px;height:6px;_font-size:0;margin-left:5px;cursor:pointer;background:#91100d}#focus .btn span.on{background:#fff}