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前端的學習之路:初級CSS---clearfix

技術標籤:初級CSScss

clearfix

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>clearfix</title>
    <!-- <link rel="stylesheet" href="../chujicss/css/11.21.07.css"> -->
<style> .box1 { width: 200px; height: 200px; background-color: #bfa; } /* .box1::before{ content:''; display:table; } */ .box2 { width: 100px; height: 100px;
background-color: orange; margin-top: 100px; } /* clearfix 這個樣式可以同時解決高度塌陷和外邊距重疊的問題, 當你遇到這些問題時,直接使用clearfix */ /* .clearfix::before, .clearfix::after { content: ''; display: table; clear: both; } */
.clearfix::before, .clearfix::after { content: ""; height: 0; clear: both; overflow: hidden; display: block; visibility: hidden; }
</style> </head> <body> <div class="box1 clearfix"> <div class="box2"></div> </div> </body> </html>

執行結果為:
在這裡插入圖片描述