清除浮动-CFANZ编程社区

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    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>相对定位</title>
    <style>
        .box1 {
            position: relative;
            top: 100px;
            left: 100px;
            width: 200px;
            height: 200px;
            background-color: pink;
        }
        .box2 {
            width: 200px;
            height: 200px;
            background-color: deeppink;
        }
    </style>
</head>
<body>
    <div class="box1">

    </div>
    <div class="box2">

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</body>
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