Bootstrap 4 .rounded-top 類
在 Bootstrap 4 中使用 rounded-top 類為元素設定頂部的圓角。
使用該類,我使用相同的類設定了兩個矩形 −
<div class="new rounded-top"></div> <div class="new rounded-top"></div>
還對 div 設定了新類,以便對其進行樣式設定,
<style> .new { width: 60px; height: 60px; background-color: #26CF12; margin: 20px; } </style>
你可以嘗試執行以下程式碼來實現 rounded-top 類 −
示例
<!DOCTYPE html> <html lang="en"> <head> <title>Bootstrap Example</title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css"> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script> <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script> <style> .new { width: 60px; height: 60px; background-color: #26CF12; margin: 20px; } </style> </head> <body> <div class="container"> <h2>Rounded Corner</h2> <p>We have two rectangles with top rounded corner:</p> <div class="new rounded-top"></div> <div class="new rounded-top"></div> </div> </body> </html>
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