zhou0ddw 2020-07-18
<head>
<style> .adModal{ position:fixed; background: black; top: 0; right: 0; bottom: 0; left: 0; z-index: 998; opacity: 0.4; } .tdModal{ position:fixed; background: white; z-index:1000; width: 400px; height: 300px; left: 50%; top: 50%; margin: -200px 0 0 -300px; }
</style>
</head>
<body><div class="adModal"></div><div class="tdModal"> <p> 姓名:<input type="text" name="name"> </p> <input type="button" value="提交"></div>
</body>