ul{list-style:none}img{border:0}.image-container{margin-bottom:10px;width:360px;height:300px;overflow:hidden}.image-container img{display:block}.thumbnail-container{width:360px;height:73px;overflow:hidden}.thumbnail-list{position:relative;float:left;width:310px;height:73px;overflow:hidden}.thumbnail-list ul{height:73px;overflow:hidden}.thumbnail-list ul li{position:relative;float:left;margin-right:10px;width:110px}.thumbnail-list ul li img{display:block}.thumbnail-list ul li .bun_bg{display:none;position:absolute;top:0;left:0;width:110px;height:73px;background:#000;filter:alpha(opacity=60);-moz-opacity:.6;-khtml-opacity:.6;opacity:.6}.thumbnail-list ul li.on .bun_bg{display:block}.btn{display:block;width:20px;height:73px;background-color:#777;background-repeat:no-repeat;background-position:center center;cursor:pointer}.btn:hover{background-color:#e7000e}.left_btn{float:left;margin-right:10px}.right_btn{float:right}