相对固定位置 relative absolute

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div style="position: relative; width: 500px; height:200px; border:1px solid red; margin: 0 auto;">
        <div style="position: absolute; width: 50px; height: 50px; left:0; bottom: 0; background-color: #303030">

        </div>
    </div>
    <div style="position: relative; width: 500px; height:200px; border:1px solid red; margin: 0 auto;"></div>
    <div style="position: relative; width: 500px; height:200px; border:1px solid red; margin: 0 auto;"></div>
</body>
</html>

posted on 2018-07-10 20:29 python我的最爱阅读(166) 评论(0) 编辑收藏举报