css_position_fixed

2024-03-07 21:37:57

<!DOCTYPE html>
<html lang="en">
<head>
    <title>Title</title>
    <meta charset="UTF-8">

    <style>

        .div1{
            background-color: #fac237;
            height: 1500px;
        }
        .div2{
            background-color: #b18621;
            height: 1500px;
        }
        a{
            position: fixed;
            bottom: 20px;
            right: 20px;
        }

    </style>
</head>
<body>

    <div class="div1"></div>
    <div class="div2"></div>
    <a>返回顶部</a>


</body>
</html>

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