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H5, add a mask layer to the page, which is similar to clicking the upper right corner to open it in the browser

2022-07-02 11:52:00 【System. out. print】

Code implementation , You can directly copy the generation html Document presentation 

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script src="http://libs.baidu.com/jquery/2.0.0/jquery.js"></script>
    <title> mask </title>
</head>
<style>
    .content{
        width: 100%;
        height: 100%;
        background-color: red;
    }
    .show-mask-btn {
        background: rgb(4, 208, 71);
        padding: 5px 10px;
        border-radius: 5px;
        cursor: pointer;
    }

    .show-mask-btn p {
        font-size: 12px;
        font-weight: 400;
        color: #ffffff;
    }
    .mask-box {
        position: fixed;
        min-height: 100vh;
        background-color: rgba(0,0,0,.5);
        opacity: 0.5;
        display:none;
        z-index: 999;
        width: 100%;
    }
    .hint-txt {
        width: 100%;
        color: #ffffff;
        text-align: center;
        height: 35px;
        line-height: 35px;
    }
</style>
<body class="white-gradient-bg">
   <!--  Mask / mask  -->
   <div class="mask-box" id="download-box">
        <div class="hint-txt">1、 Click on the icon in the upper right corner </div>
        <div class="hint-txt">2、 choice   In the browser   open </div>
    </div>
    <!--  Your content  -->
    <div class="content">
        <div class="doshow-mask-btn" id="show-mask-btn">
            <p> Click to view mask layer </p>
        </div>
    </div>
</body>
</html>
<script>
  $('#show-mask-btn').click(function () {
        $('.mask-box').css('display','block');
  })
</script>

Here are some things to pay attention to ：

1、 mask div, Be sure to put it on the top of all elements . The following icon is an example of a red box

 

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https://yzsam.com/2022/183/202207020853402114.html

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