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html弹出窗并用遮罩层的实例

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <script src="jquery-1.7.2.min.js"></script>
    <style>
        *{padding: 0; margin: 0}
        /*遮罩层*/
        .box{
            position: fixed;
            width: 100%;
            height: 100%;
            background: rgba(0,0,0,0.2);
            display: none;
        }
        /*弹出层*/
        .box1{
            width: 500px;
            height: 500px;
            position: fixed;left: 50%; top: 25%;
            background: red;
            margin-left: -250px;
            border: 1px solid #000000;
        }
        .box2{
            width: 500px;
            height: 500px;
            position: fixed;left: 50%; top: 25%;
            background: green;
            margin-left: -250px;
            border: 1px solid #000000;
        }
    </style>
    <script>

    </script>
</head>
<body>
    <div class="box" id="b1">
        <div class="box1">
            <a href="javascript:;" onclick="jQuery('#b1').hide()" class="close">关闭</a>
        </div>
    </div>
    <div class="box" id="b2">
        <div class="box2">
            <a href="javascript:;" onclick="jQuery('#b2').hide()" class="close">关闭</a>
        </div>
    </div>
    <a href="javascript:;" onclick="jQuery('#b1').show()" class="show">显示</a>
    <a href="javascript:;" onclick="jQuery('#b2').show()" class="show">显示</a>
    312313232323
</body>
</html>

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原文地址：https://www.cnblogs.com/youyuan1980/p/5810628.html