<!DOCTYPE html> <html lang="zh-CN"> <head> <meta charset="GBK"> <title>蒙板</title> <style> .container { width: 900px; margin: 50px auto; text-align: center; } #myModel { position: absolute; top: 0; left: 0; display: none; background-color: rgba(9, 9, 9, 0.63); width: 100%; height: 100%; z-index: 1000; } .model-content { width: 50%; text-align: center; background: #ffffff; border-radius: 6px; margin: 100px auto; line-height: 30px; z-index: 10001; } </style> </head> <body> <div class="container"> <button onclick="showModel()">显示蒙板</button> <div id="myModel" onclick="closeModel()"> <div class="model-content"> <p><img src=/uploadfile/2017/0817/20170817092123397.gif" alt=""></p> <p> <button id="closeModel" onclick="closeModel()">关闭蒙板</button> </p> </div> </div> </div> <script> function showModel() { document.getElementById('myModel').style.display = 'block'; } function closeModel() { document.getElementById('myModel').style.display = 'none'; } </script> </body> </html>