position: absolute; top: 0; left: 0; display: none; background-color: rgba(9, 9, 9, 0.63); width: 100%; height: 100%; z-index: 1000;
width: 50%; text-align: center; background: #ffffff; border-radius: 6px; margin: 100px auto; line-height: 30px; z-index: 10001;
display
屬性function showModel() { document.getElementById('myModel').style.display = 'block'; } function closeModel() { document.getElementById('myModel').style.display = 'none'; }
注意事項: 蒙板要採用絕對定位, 寬和高要佔満整個頁面, 堆疊順序要大html
<!DOCTYPE html> <html lang="zh-CN"> <head> <meta charset="UTF-8"> <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()">彈出蒙板</button> <div id="myModel" onclick="closeModel()"> <div class="model-content"> <p>你好啊,我是內容~~</p> <p> <button id="closeModel" onclick="closeModel()">關閉</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>