编程教程示范演示-小库网

Bootstrap 实例</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
  <script src="https://cdn.staticfile.net/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://cdn.staticfile.net/popper.js/1.15.0/umd/popper.min.js"></script>
  <script src="https://cdn.staticfile.net/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script>

<div class="container mt-3">
  <h1>Margin Right 工具</h1>
  <div class="mr-0 bg-warning">Margin Right 0</div>
  <div class="mr-1 bg-warning">Margin Right 1</div>
  <div class="mr-2 bg-warning">Margin Right 2</div>
  <div class="mr-3 bg-warning">Margin Right 3</div>
  <div class="mr-4 bg-warning">Margin Right 4</div>
  <div class="mr-5 bg-warning">Margin Right 5</div>
  <div class="mr-auto bg-warning" style="width:150px">Margin Right Auto</div>
  <br>
  
  <p>响应式 margin right 工具，重置浏览器大小查看效果。</p>
  <div class="mr-sm-5 bg-warning">Margin Right on SM screens</div>
  <div class="mr-md-5 bg-warning">Margin Right on MD screens</div>
  <div class="mr-lg-5 bg-warning">Margin Right on LG screens</div>
  <div class="mr-xl-5 bg-warning">Margin Right on XL screens</div>
</div>