html中虚线和实线

<!DOCTYPE html><html><head lang="en"><meta charset="UTF-8"><title></title><style>.content{height: 400px;wi...

6838人浏览 · 2019-12-25 09:21:45

· 2019-12-25 09:21:45 发布

<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
    <style>
        .content{
            height: 400px;
            width: 400px;
            margin: 0 auto;
            border: 1px solid #666;
            position: relative;
            top: 200px;
        }
        .xx{
            margin-top: 100px;
            border: 1px dotted #666;
            width: 400px;
        }
        .sx{
            margin-top: 100px;
            border: 1px solid #666;
            width: 400px;
        }
    </style>
</head>
<body>
    <div class="content">
        <div class="xx"></div>
        <div class="sx"></div>
    </div>

</body>
</html>