.city-mask{z-index:100;display:none;position:fixed;inset:0}.city-mask.is-show{display:block}.city-mask-content{z-index:1000;background:#fff;border-radius:8px;width:443px;height:714px;display:flex;position:fixed;box-shadow:0 0 10px #0000001a}.city-alpha{box-sizing:border-box;border-right:1px solid #d8dde6;width:50px;padding:12px 10px}.city-alpha .city-alpha-item{text-align:center;color:#303741;cursor:pointer;border-radius:4px;width:30px;height:30px;font-size:14px;line-height:30px;display:block}.city-alpha .city-alpha-item:hover{color:#009b3f}.city-alpha .city-alpha-item--active{color:#fff;background:#009b3f}.city-alpha .city-alpha-item--active:hover{color:#fff}.city-detail{flex:1;padding:10px 0;overflow-y:auto}.city-detail .city-group-title{color:#5f6670;background:#f5f7fa;width:100%;padding:10px 16px;font-size:14px}.city-detail .city-list{padding:10px 0}.city-detail .city-list .city-item{text-align:center;color:#303741;cursor:pointer;width:25%;padding:10px 0;font-size:14px;line-height:14px;text-decoration:none;display:inline-block}.city-detail .city-list .city-item:hover{color:#009b3f}
.back-to-top{z-index:10;cursor:pointer;cursor:pointer;-webkit-user-select:none;user-select:none;background-color:#fff;border-radius:50%;justify-content:center;align-items:center;width:66px;height:66px;transition:right .3s ease-in-out;display:none;position:fixed;bottom:260px;right:24px;box-shadow:0 0 10px #0000001a}.back-to-top>img{width:32px;height:32px}.back-to-top--show{display:flex}