<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>Pager</h2> <p>The .previous and .next classes align each link to the sides:</p> <ul class="pager"> <li class="previous"><a href="#">Previous</a></li> <li class="next"><a href="#">Next</a></li> </ul></div></body></html>