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> <div class="container"> <br/> <h1>不同颜色导航栏</h1> <nav class="navbar navbar-expand-sm bg-light navbar-light"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-primary navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-success navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-info navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-warning navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-danger navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-secondary navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-dark navbar-dark"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <nav class="navbar navbar-expand-sm bg-light navbar-light"> <ul class="navbar-nav"> <li class="nav-item active"> <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 disabled" href="#">Perl</a> </li> </ul> </nav> <br/> <p>对于暗色背景需要设置文本颜色为浅色的，对于浅色背景需要设置文本颜色为深色的。</p> </div>
运行结果：