.box li{list-style-type:none;}
.box{width:305px;height:230px;text-align:center;font-size:50px;border:1px solid #F3F3F3;position:relative;overflow:hidden;}
.box ul{height:800px;width:435px;position:relative;}
.box ul li{width:305px;height:215px;left:305px;top:0;position:absolute;}
.box ol{position:absolute;bottom:0px;width:260px;margin-left:-130px;left:50%;z-index:20;text-align:center;}
.box ol a{width:8px;height:8px;margin-right:10px;background:#D18805;border-radius:50%;display:inline-block;}
.box ol a.active{background:rgb(253, 0, 71);z-index:18;}