ul,li{list-style:none;margin:0;padding:0;}#wrap{padding-top:39px;width:100%;margin:0 auto;position:relative;overflow:hidden;margin-bottom:10px;height:0;padding-bottom:26.3%;}#wrap:hover #switch-btn{display:flex;}.tip{margin:5px;width:25%;height:4px;cursor:pointer;background:rgba(255,255,255,0.5);}.active{background:#fff;}#switch-btn{display:none;width:95%;position:absolute;z-index:100;left:50%;top:50%;min-width:960px;max-width:1960px;transform:translate(-50%,-50%);justify-content:space-between;}#left-btn{margin-left:1%;left:0;}#right-btn{margin-right:1%;right:0;}#left-btn,#right-btn{padding:10px 15px;text-align:center;background:rgba(0,0,0,0.1);height:150px;border-radius:5px;cursor:pointer;font-size:40px;align-items:center;display:flex;color:rgba(255,255,255,0.5);position:absolute;top:-75px;}#wrap_content{width:100%;}#wrap_content li{width:100%;position:absolute;}#wrap_content .wrap-bg{z-index:-2;overflow:hidden;transform:scale(2);position:absolute;width:100%;height:0;padding-bottom:13.3%;margin-top:39px;filter:blur(28px);-webkit-filter:blur(28px);-moz-filter:blur(28px);-ms-filter:blur(28px);-o-filter:blur(28px);filter:progid:DXImageTransform.Microsoft.Blur(PixelRadius=28，MakeShadow=false);}#wrap_content img{width:100%;position:absolute;left:50%;transform:translateX(-50%);}#tips{position:absolute;z-index:9;left:50%;transform:translateX(-50%);bottom:10px;width:30%;display:flex;justify-content:space-between;}