代码示例:(标识:bs_button_elements)
<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/5.1.2/css/bootstrap.min.css" rel="stylesheet">
  <script src="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/5.1.2/js/bootstrap.min.js"></script>
</head>
<body>

<div style="padding:20px;">
  <h2>Button Elements</h2>
  <a href="#" class="btn btn-success">链接按钮</a>
  <button type="button" class="btn btn-success">按钮</button>
  <input type="button" class="btn btn-success" value="输入按钮">
  <input type="submit" class="btn btn-success" value="提交按钮">
  <input type="reset" class="btn btn-success" value="重置按钮">
</div>

</body>
</html>
运行结果: