#tupianlunbo{width:80%; height:auto; position:relative; margin:0 auto;}
#tupianlunbo ul{width:100%; height:0; padding-bottom:29%; position:relative; overflow:hidden;}
#tupianlunbo ul li{width:100%; height:0; padding-bottom:29%; position:absolute; top:0;}
#tupianlunbo ol{position:absolute; bottom:10px; left:50%; transform:translate(-50%,0); -webkit-transform:translate(-50%,0); text-align:center; z-index:2;}
#tupianlunbo ol li{width:14px; height:14px; border-radius:50%; border:1px solid #fff; display:inline-block; vertical-align:top; margin:0 3px; cursor:pointer;}
#tupianlunbo > div{width:50px; height:50px; border-radius:50%; position:absolute; z-index:2; top:50%; transform:translate(0,-50%); -webkit-transform:translate(0,-50%); cursor:pointer;}
#tupianlunbo .left{left:1%;}
#tupianlunbo .right{right:1%;}