.modal{display:none;position:fixed;z-index:1000;left:0;top:0;width:100%;height:100%;max-height:100%;overflow:auto;background-color:#000;background-color:rgba(0,0,0,.4)}.modal-content{background-color:#fefefe;margin:40px auto;padding:20px;border:1px solid #888;width:80%}.close{color:#aaa;font-size:28px}.close:focus,.close:hover{color:#000;text-decoration:none;cursor:pointer}