<html><head> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://apps.bdimg.com/libs/bootstrap/3.3.0/css/bootstrap.min.css"> <script src="https://libs.baidu.com/jquery/2.1.4/jquery.min.js"></script> <script src="https://apps.bdimg.com/libs/bootstrap/3.3.0/js/bootstrap.min.js"></script></head><body><div class="container"> <h2>Typography</h2> <p>The class .list-unstyled removes the default list-style and left margin on list items (immediate children only):</p> <ul class="list-unstyled"> <li>Coffee</li> <li>Tea <ul> <li>Black tea</li> <li>Green tea</li> </ul> </li> <li>Milk</li> </ul></div></body></html>