* { margin:0; padding:0; list-style:none; } img { width:100%; } .lunbo { width:500px; height:300px; margin:0 auto; position:relative; overflow:hidden; } .lunbo .lunbo-imgs { position:absolute; z-index:10; } .lunbo .lunbo-imgs li { height:300px; overflow:hidden; } .lunbo .lunbo-num { position:absolute; z-index:11; bottom:10px; left:45%; } .lunbo .lunbo-num li { float:left; background:white; color:#333333; padding:2px 6px; margin-left:10px; } .lunbo .lunbo-num li.current { background:red; }