使用绝对定位模拟固定定位

<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title></title>
        <style type="text/css">
            *{
                margin: 0;
                padding: 0;
            }
            html{
                overflow: hidden;
                height: 100%;
            }
            
            body{
                overflow: auto;
                height: 100%;
            }
            
            #test{
                position: absolute;
                left: 50px;
                top: 50px;
                width: 100px;
                height: 100px;
                background: pink;
            }
        </style>
    </head>
    <body>
        <div id="test">
            
        </div>
        <div style="height: 1000px;">
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
            csjkahcjk <br />
        </div>
    </body>
</html>

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转载自www.cnblogs.com/hack-ing/p/11751530.html
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