html运行实例（bs_txt_hn_2）-搜寻教程库

代码示例：（标识：bs_txt_hn_2）

<!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 class="container mt-3">
  <p class="h1">h1 Bootstrap 标题</p>
  <p class="h2">h2 Bootstrap 标题</p>
  <p class="h3">h3 Bootstrap 标题</p>
  <p class="h4">h4 Bootstrap 标题</p>
  <p class="h5">h5 Bootstrap 标题</p>
  <p class="h6">h6 Bootstrap 标题</p>
</div>

</body>
</html>