.modal{display:none;position:fixed;z-index:1;padding-top:100px;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:#000;background-color:rgba(0,0,0,.4)}.close{color:#aaa;float:right;font-size:28px;font-weight:700}.close:hover,.close:focus{color:#000;text-decoration:none;cursor:pointer}