导航代码HTML：
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1,maximum-scale=1, user-scalable=no">
<title>项目实战</title>
<link rel="stylesheet" href="css/bootstrap.min.css"> </head>
<body> <!-- navbar-fixed-top 置顶在最上面 -->
<nav class="navbar navbar-default navbar-fixed-top">
<div class="container">
<div class="navbar-header">
<!-- brand 商标品牌 -->
<a href="#" class="navbar-brand" style="padding: 0">
<img src="img/logo.png" alt="企业俱乐部">
</a>
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#navbar-collapse">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<!-- 缩小到一定程度 导航栏右侧内容消失 -->
<div class="collapse navbar-collapse" id="navbar-collapse">
<ul class="nav navbar-nav navbar-right" style="margin-top: 0">
<li class="active">
<a href="#"><span class="glyphicon glyphicon-home">首页</span></a>
</li>
<li>
<a href="#"><span class="glyphicon glyphicon-list">资讯</span></a>
</li>
<li>
<a href="#"><span class="glyphicon glyphicon-fire">案例</span></a>
</li>
<li>
<a href="#"><span class="glyphicon glyphicon-question-sign">关于</span></a>
</li>
</ul>
</div>
</div>
</nav> <script src="js/jquery.min.js"></script>
<script src="js/bootstrap.min.js"></script>
<script type="text/JavaScript"> </script>
</body>
</html>