上：菜单
中：内容
下：内容
页脚
<head> </head>
代码语言：javascript复制<body>
#菜单
<header role="banner">
<nav role="navigation" class="navbar navbar-static-top navbar-default">
<div class="container">
<div class="navbar-header">
<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>
<a class="navbar-brand" href="index.html"><img src="img/logo.png" alt="Bootstrappin'" width="120"></a>
</div>
<div class="navbar-collapse collapse">
<ul class="nav navbar-nav">
<li class="active"><a href="index.html">
<span class="icon fa fa-home"></span> Home
</a></li>
<li><a href="#">
<span class="icon fa fa-desktop"></span> Portfolio
</a></li>
<li><a href="#">
<span class="icon fa fa-group"></span> Team
</a></li>
<li><a href="#">
<span class="icon fa fa-envelope"></span> Contact
</a></li>
</ul>
</div><!--/.nav-collapse -->
</div><!--/.container -->
</nav>
</header>
#页面布局：分为两部分
<main role="main">
<div class="page-contents container">
<div class="row">
<div class="col-sm-4">
</div>
<div class="col-sm-4">
</div>
<div class="col-sm-4">
</div>
</div><!-- /.row -->
</div><!-- /.container -->
</main>
#页脚
<footer role="contentinfo">
</footer>
</body>
