代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>网页实例</title>
<link rel="stylesheet" href="css/bootstrap.min.css" />
<style>
body {
padding-top: 50px;
padding-bottom: 40px;
color: #5a5a5a;
}
/* 下面是左侧导航栏的代码 */
.sidebar {
position: fixed;
top: 51px;
bottom: 0;
left: 0;
z-index: 1000;
display: block;
padding: 20px;
overflow-x: hidden;
overflow-y: auto;
background-color: #ddd;
border-right: 1px solid #eee;
}
.nav-sidebar {
margin-right: -21px;
margin-bottom: 20px;
margin-left: -20px;
}
.nav-sidebar > li > a {
padding-right: 20px;
padding-left: 20px;
}
.nav-sidebar > .active > a,
.nav-sidebar > .active > a:hover,
.nav-sidebar > .active > a:focus {
color: #fff;
background-color: #428bca;
}
已久
.main {
padding: 20px;
}
.main .page-header {
margin-top: 0;
}
</style>
</head>
<body>
<nav class="navbar navbar-default navbar-inverse navbar-fixed-top" role="navigation">
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse"
data-target="#bs-example-navbar-collapse-1">
<span class="sr-only">Toggle navigation</span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">某管理系统</a>
</div>
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li class="active"><a href="#">首页</a></li>
<li class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown">功能<span class="caret"></span></a>
<ul class="dropdown-menu" role="menu">
<li class="dropdown-header">业务功能</li>
<li><a href="#">信息建立</a></li>
<li><a href="#">信息查询</a></li>
<li><a href="#">信息管理</a></li>
<li class="divider"></li>
<li class="dropdown-header">系统功能</li>
<li><a href="#">设置</a></li>
</ul>
</li>
<li><a href="#">帮助</a></li>
</ul>
<form class="navbar-form navbar-right" role="search">
<div class="form-group">
<input type="text" class="form-control" placeholder="用户名...">
<input type="text" class="form-control" placeholder="密码...">
</div>
<button type="submit" class="btn btn-default">登录</button>
</form>
</div>
</div>
</nav>
<!—自适应布局-->
<div class="container-fluid">
<div class="row">
<!—左侧导航栏-->
<div class="col-sm-3 col-md-2 sidebar">
<ul class="nav nav-sidebar">
<li class="active"><a href="#">首页</a></li>
</ul>
<ul class="nav nav-sidebar">
<li><a href="#">信息建立</a></li>
<li><a href="#">信息查询</a></li>
<li><a href="#">信息管理</a></li>
</ul>
<ul class="nav nav-sidebar">
<li><a href="#">设置</a></li>
<li><a href="#">帮助</a></li>
</ul>
</div>
<!—右侧管理控制台-->
<div class="col-sm-9 col-sm-offset-3 col-md-10 col-md-offset-2 main">
<h1 class="page-header">管理控制台</h1>
<p>
<!—一组按钮控件-->
<button type="button" class="btn btn-lg btn-default">操作1</button>
<button type="button" class="btn btn-lg btn-primary">操作2</button>
<button type="button" class="btn btn-lg btn-success">操作3</button>
<button type="button" class="btn btn-lg btn-info">操作4</button>
<button type="button" class="btn btn-lg btn-warning">操作5</button>
<button type="button" class="btn btn-lg btn-danger">操作6</button>
</p>
<div class="row">
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">最新提醒</h3>
</div>
<div class="panel-body">
<div class="alert alert-success" role="alert">
<p><strong>提示</strong>您的订单（2014001）已经审批通过！ </p>
</div>
<div class="alert alert-info" role="alert">
<p><strong>提示</strong>您的订单（2014002）被打回！ </p>
</div>
<div class="alert alert-warning" role="alert">
<p><strong>提示</strong>您的订单（2013001）客户付款延迟！
</div>
<div class="alert alert-danger" role="alert">
<p><strong>提示</strong>您的订单（2013001）客户付款延迟！ </p>
</div>
</div>
</div>
</div>
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">我的任务</h3>
</div>
<div class="panel-body">
<ul class="nav nav-pills nav-stacked" role="tablist">
<li role="presentation">
<a href="#" class="alert alert-info">
<span class="badge pull-right">42</span>
订单审批
</a>
</li>
<li role="presentation">
<a href="#" class="alert alert-info">
<span class="badge pull-right">20</span>
收款确认
</a>
</li>
<li role="presentation">
<a href="#" class="alert alert-info">
<span class="badge pull-right">10</span>
付款确认
</a>
</li>
<li role="presentation">
<a href="#" class="alert alert-info">
<span class="badge pull-right">1</span>
退款确认
</a>
</li>
</ul>
</div>
</div>
</div>
</div>
<div class="row">
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">最新订单</h3>
</div>
<div class="panel-body">
<table class="table">
<thead>
<tr>
<th>#</th>
<th>产品</th>
<th>数量</th>
<th>总金额</th>
<th>业务员</th>
</tr>
</thead>
<tbody>
<tr>
<td>1</td>
<td>Apple Macbook air</td>
<td>10 </td>
<td>80000</td>
<td>王小贱</td>
</tr>
<tr>
<td>2</td>
<td>Apple iPad air</td>
<td>20 </td>
<td>65000</td>
<td>张姆</td>
</tr>
<tr>
<td>3</td>
<td>小米</td>
<td>10 </td>
<td>20000</td>
<td>流苏</td>
</tr>
</tbody>
</table>
<p><a class="btn btn-primary" href="#" role="button">查看详细»</a></p>
</div>
</div>
</div>
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">
<h3 class="panel-title">工程进度</h3>
</div>
<div class="panel-body">
<h3><span class="label label-primary">水井挖掘工程</span></h3>
<div class="progress">
<div class="progress-bar" role="progressbar" aria-valuenow="60" aria-valuemin="0" aria-valuemax="100" style=" 60%;">
<span class="sr-only">60% Complete</span>
</div>
</div>
<h3><span class="label label-danger">软件工程</span></h3>
<div class="progress">
<div class="progress-bar progress-bar-danger" role="progressbar" aria-valuenow="40" aria-valuemin="0" aria-valuemax="100" style=" 40%;">
<span class="sr-only">60% Complete</span>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<script type="text/javascript" src="js/jquery-3.0.0.min.js" ></script>
<script type="text/javascript" src="js/bootstrap.min.js" ></script>
</body>
</html>
效果：
