*{margin:0;padding:0}
a{text-decoration:none}
li{list-style:none}
input{outline:none;border:none}
.pop_mask{position:fixed;left:0;top:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:1005}
.pop_inner{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%)}