<!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>Row Cols</h2>
<p>.row-cols-* 类用于设置应彼此相邻出现的列数。</p>
<div class="row row-cols-1">
<div class="col bg-success">1 of 2</div>
<div class="col bg-warning">2 of 2</div>
</div>
<br>
<div class="row row-cols-2">
<div class="col bg-success">1 of 4</div>
<div class="col bg-warning">2 of 4</div>
<div class="col bg-success">3 of 4</div>
<div class="col bg-warning">4 of 4</div>
</div>
<br>
<div class="row row-cols-3">
<div class="col bg-success">1 of 6</div>
<div class="col bg-warning">2 of 6</div>
<div class="col bg-success">3 of 6</div>
<div class="col bg-warning">4 of 6</div>
<div class="col bg-success">5 of 6</div>
<div class="col bg-warning">6 of 6</div>
</div>
</div>
</body>
</html>
