日常开发记录-子绝父相，子盒子放置在父盒子右上角

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>css</title>
    <style>
        .father {
            /* 父盒子相对定位 */
            position: relative;
            width: 90px;
            height: 90px;
            background-color: red;
        }
        .son {
            /* 子盒子绝对定位 */
            position: absolute;
            right: -8px;
            top:-8px;
            width: 20px;
            height: 20px;
            background-color: green;
        }
    </style>
</head>
<body>
    <div class="father">
        <div class="son"></div>
    </div>
</body>
</html>

运行图片：

posted on 2023-04-04 15:14 法老的微笑阅读(37) 评论(0) 收藏举报