要创建具有黑色背景和白色文本的反向导航栏，只需将.navbar inverse类添加到.navbar类中。
<!DOCTYPE html> <html> <head> <title>Bootstrap Example</title> <link href="/bootstrap/css/bootstrap.min.css" rel="stylesheet"> <script src="/scripts/jquery.min.js"></script> <script src="/bootstrap/js/bootstrap.min.js"></script> </head> <body> <nav class = "navbar navbar-inverse" role = "navigation"> <div class = "navbar-header"> <a class = "navbar-brand" href = "#">TutorialsPoint</a> <div> <div> <ul class = "nav navbar-nav"> <li class = "active"><a href = "#">iOS</a></li> <li><a href = "#">SVN</a></li> <li class = "dropdown"> <a href = "#" class = "dropdown-toggle" data-toggle = "dropdown"> Java <b class = "caret"></b> </a> <ul class = "dropdown-menu"> <li><a href = "#">jmeter</a></li> <li><a href = "#">EJB</a></li> <li><a href = "#">Jasper Report</a></li> </ul> </li> </ul> </div> </nav> </body> </html>