.hd{ position:fixed; top:0; width:100%; overflow:hidden; z-index:10;}
.qxt_box{ position:fixed; top:0; left:0; width:100%; height:100%; background:#000;}
.qxt_cont{ position:absolute; top:50%; left:50%; transform: translate(-50%,-50%); width:100%;}
.qxt_cont img{ width:100%;}
.zsdate{width:auto;position:absolute; right:0; top:10%;z-index:9}
.zsdate span{display: block;float: left;width: 45px;height: 26px;line-height: 26px;text-align: center;border: 1px solid #787878;margin-right: 10px; cursor:pointer;background:beige}
.zsdate span.xuanz{color:#fff;border:1px solid #e43d3f;background:#e43d3f;}