因为需要写网页，想到了bootstrap，跟着视频学了一下，然后找了本书来看。最后交一个网上视频的作业吧。
作业要求效果图
代码
<!DOCTYPE html>
<html lang="zh-cn">
<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>Hello World</title>
<link type="text/css" rel="stylesheet" href="css/bootstrap.min.css">
<!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
<!-- WARNING: Respond.js doesn't work if you view the page via file:// -->
<!--[if lt IE 9]>
<script src="js/html5shiv.js"></script>
<script src="js/respond.min.js"></script>
<![endif]-->
<style>
body{
margin: 0;
padding: 50px 0 0 0;
}
.left{
background-color: #ddd;
padding: 10px 0 500px 0;
}
</style>
</head>
<body>
<!-- 顶部固定导航条 -->
<div class="container">
<nav class="navbar navbar-default navbar-fixed-top navbar-inverse" role>
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" date-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>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" href="#">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">登陆</button>
</form>
</div>
</div>
</nav>
</div>
<!-- 顶部固定导航条结束 -->
<!-- 内容 -->
<div class="container-fluid">
<div class="row">
<!-- 左侧导航栏 -->
<div class="col-md-2 left ">
<ul class="nav nav-pill nav-stacked">
<li class="active primary"><a href="#">首页</a></li>
</ul>
<br>
<ul class="nav nav-pill nav-stacked">
<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>
<br>
<ul class="nav nav-pill nav-stacked">
<li><a href="#">设置</a></li>
<li><a href="#">帮助</a></li>
</ul>
</div>
<!-- 左侧导航栏结束 -->
<div class="col-md-10">
<div class="page-header">
<h1>管理控制台</h1>
</div>
<button class="btn btn-default">操作1</button>
<button class="btn btn-primary">操作2</button>
<button class="btn btn-success">操作3</button>
<button class="btn btn-info">操作4</button>
<button class="btn btn-warning">操作5</button>
<button class="btn btn-danger">操作6</button>
</p>
<div class="row">
<!-- 第一个面板 -->
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">最新提醒</div>
<div class="panel-body">
<div class="alert alert-success">已通过</div>
<div class="alert alert-danger">被打回</div>
<div class="alert alert-warning">付款延迟</div>
</div>
</div>
</div>
<!-- 第一个面板结束 -->
<!-- 第二个面板 -->
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">我的任务</div>
<div class="panel-body">
<div class="alert alert-info">订单审批<span class="badge pull-right">42</span></div>
<div class="alert alert-info">收款确认<span class="badge pull-right">20</span></div>
<div class="alert alert-info">付款确认<span class="badge pull-right">50</span></div>
</div>
</div>
</div>
<!-- 第二个面板结束 -->
</div>
<!-- 第二行 -->
<div class="row">
<!-- 第三个面板 -->
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">最新订单</div>
<div class="panel-body">
<table class="table table-striped">
<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 Mac air</td>
<td>10</td>
<td>80000</td>
<td>Mr.Wang</td>
</tr>
<tr>
<td>2</td>
<td>Apple iPad air</td>
<td>20</td>
<td>65000</td>
<td>Miss.Yin</td>
</tr>
<tr>
<td>3</td>
<td>Apple Macbook pro</td>
<td>5</td>
<td>50000</td>
<td>Mr.Liu</td>
</tr>
</tbody>
</table>
<button class="btn btn-primary">查看详细»</button>
</div>
</div>
</div>
<!-- 第三个面板结束 -->
<!-- 第四个面板 -->
<div class="col-md-6">
<div class="panel panel-primary">
<div class="panel-heading">工程进度</div>
<div class="panel-body">
<p><span class="label label-primary">水井挖掘工程</span></p>
<div class="progress">
<div class="progress-bar" role="progressbar" aria-valuenow="60" aria-valuemin="0" aria-valuemax="100" style="width: 60%;">
<span style="white-space:pre"> </span> <span class="sr-only">60% Complete</span>
<span style="white-space:pre"> </span> </div>
</div>
<p><span class="label label-danger">基建工程</span></p>
<div class="progress">
<div class="progress-bar progress-bar-danger" role="progressbar" aria-valuenow="80" aria-valuemin="0" aria-valuemax="100" style="width: 80%;">
<span style="white-space:pre"> </span> <span class="sr-only">80% Complete</span>
<span style="white-space:pre"> </span> </div>
</div>
</div>
</div>
</div>
<!-- 第四个面板结束 -->
</div>
<!-- 第二个行结束 -->
</div><!-- end of class="col-md-10" -->
</div><!-- end of row after container -->
</div><!-- end of second class="container-fluid" -->
<script src="js/jquery-1.11.1.min.js"></script>
<script src="js/bootstrap.min.js"></script>
</body>
</html>
最终效果图
用到了导航栏，栅格系统布局，按钮，面板，警告框，徽章，进度条，表格。
总结
用了几天把bootstrap简单了解了一下，发现确实很好用。把你想要的功能都变成一行代码实现。而且门槛很低，只要懂得html和css就可以熟练使用bootstrap了。
