简单教程
提交运行
代码编辑器:
<meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="/static/lib/bootstrap/4.0.0/css/bootstrap.min.css"> <script src="/static/lib/jquery/3.3.1/jquery.min.js"></script> <script src="/static/lib/popper.js/1.12.9/umd/popper.min.js"></script> <script src="/static/lib/bootstrap/4.0.0/js/bootstrap.min.js"></script> <body style="height:1500px"> <nav class="navbar navbar-expand-sm bg-dark navbar-dark fixed-bottom"> <a class="navbar-brand" href="#"> <img src="/static/icon/bootstrap_32x32.png" alt="Logo" style="width:32px;" /> </a> <ul class="navbar-nav"> <li class="nav-item"> <a class="nav-link" href="#">首页</a> </li> <li class="nav-item"> <a class="nav-link" href="#">Python</a> </li> <li class="nav-item"> <a class="nav-link" href="#">PHP</a> </li> <li class="nav-item"> <a class="nav-link" href="#">Perl</a> </li> </ul> </nav> <div class="container" style="margin-top:64px"> <h1>固定导航栏在页面顶部</h1> <p>在 .navbar 元素上添加 .navbar-fixed-top CSS 类用于设置导航栏固定在页面顶部</p> </div> </body>
运行结果: