html运行实例（bs_grid_examples

代码示例：（标识：bs_grid_examples_8）
<!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.bundle.js"></script>
</head>
<body>

<div class="container-fluid mt-3">
  <h2>嵌套的列</h2>
  <p>在其他列中添加列：</p>
</div>

<div class="container-fluid">
  <div class="row">
    <div class="col-8 bg-warning p-4">
      .col-8
      <div class="row">
        <div class="col-6 bg-light p-2">.col-6</div>
        <div class="col-6 bg-secondary p-2">.col-6</div>
      </div>
    </div>
    <div class="col-4 bg-success p-4">.col-4</div>
  </div>
</div>

</body>
</html>