*{box-size:border-box;}
body, html, .map_list{width: 100%;height: 100%;overflow: hidden;;margin:0;font-family:"微软雅黑";}
.map_list>span{display: block;font-size: 18px;color: #fff;padding:10px 0;text-align: center;background: #000;}
.map_list>div{width: 100%;height: 100%;}