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>Padding Left 与 Right 工具</h1>
  <p>Padding x 工具:</p>
  <div class="px-0 bg-warning">Padding X 0</div>
  <div class="px-1 bg-success">Padding X 1</div>
  <div class="px-2 bg-danger">Padding X 2</div>
  <div class="px-3 bg-primary">Padding X 3</div>
  <div class="px-4 bg-light">Padding X 4</div>
  <div class="px-5 bg-info">Padding X 5</div>
  <br>

<p>响应式 padding x 工具，重置浏览器大小查看效果。</p>
  <div class="px-sm-5 bg-warning">Padding X 5 on SM screens</div>
  <div class="px-md-5 bg-success">Padding X 5 on MD screens</div>
  <div class="px-lg-5 bg-danger">Padding X 5 on LG screens</div>
  <div class="px-xl-5 bg-primary">Padding X 5 on XL screens</div>
</div>