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利用已学到的知识，写一个简单的网站后台界面:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>网站后台界面</title>
<link rel="stylesheet" href="../lib/dist/css/bootstrap.css">
<script src="../jquery-3.3.1.js"></script>
<script src="../lib/dist/js/bootstrap.js"></script>
<style>
#declare1 *, #declare2 *, #declare3 *, a[href="#declare1"],a[href="#declare2"] ,a[href="#declare3"] {border-radius: 0;}
</style>
</head>
<body>
<nav class="navbar navbar-inverse">
<div class="container-fluid">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<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="#">XX后台管理</a>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<li class="active"><a href="#">管理员后台</a></li>
<li><a href="#">用户列表</a></li>
</ul>
</div><!-- /.navbar-collapse -->
</div><!-- /.container-fluid -->
</nav>
<!--<div class="list-group col-md-3">-->
<!--<button type="button" class="list-group-item"><span class="badge">14</span>Cras justo odio</button>-->
<!--<button type="button" class="list-group-item"><span class="badge">3</span>Dapibus ac facilisis in</button>-->
<!--<button type="button" class="list-group-item"><span class="badge">1</span>Morbi leo risus</button>-->
<!--<button type="button" class="list-group-item">Porta ac consectetur ac</button>-->
<!--<button type="button" class="list-group-item">Vestibulum at eros</button>-->
<!--</div>-->
<div class="col-md-1">
<a href="#declare1" class="btn btn-primary" data-toggle="collapse">用户管理</a>
<div class="collapse" id="declare1">
<div class="btn-group-vertical">
<a href="" class="btn btn-default">修改密码</a>
<a href="" class="btn btn-default">用户列表</a>
<a href="" class="btn btn-default">积分查询</a>
</div>
</div>
<br>
<a href="#declare2" class="btn btn-primary" data-toggle="collapse">商品管理</a>
<div class="collapse" id="declare2">
<div class="btn-group-vertical">
<a href="" class="btn btn-default">分类管理</a>
<a href="" class="btn btn-default">促销管理</a>
<a href="" class="btn btn-default">订单管理</a>
</div>
</div>
<br>
<a href="#declare3" class="btn btn-primary" data-toggle="collapse">业务系统</a>
<div class="collapse" id="declare3">
<div class="btn-group-vertical">
<a href="" class="btn btn-default">车间管理</a>
<a href="" class="btn btn-default">财务管理</a>
<a href="" class="btn btn-default">报销管理</a>
</div>
</div>
</div>
<div style="padding:20px 0;" class="col-md-11">
<p>当前位置>管理员后台>用户列表</p>
<hr>
<div style="text-align:left; line-height:30px; border:1px solid #f6f6f8; height:30px;"> 用户列表</div>
<br>
<div style="float:right;padding:10px;">
<button class="glyphicon glyphicon-refresh">刷新</button>
<button class="glyphicon glyphicon-trash">删除</button>
<button class="glyphicon glyphicon-edit">编辑</button>
</div>
<br>
<table class="table table-bordered">
<tr>
<th>选择</th>
<th>用户名</th>
<th>用户角色</th>
<th>联系方式</th>
<th>IP地址</th>
<th>编辑</th>
<th>删除</th>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
<tr>
<th scope="row"><input type="checkbox" aria-label="..."></th>
<td>admin</td>
<td>系统管理员</td>
<td>1235551332</td>
<td>192.168.0.124</td>
<td><a class="glyphicon glyphicon-edit" href="">编辑</a></td>
<td><a class="glyphicon glyphicon-trash" href="">删除</a></td>
</tr>
</table>
<div style="padding:0;width:390px;" class="btn-toolbar pull-right" role="toolbar" aria-label="...">
<div style="margin-right:5px;margin-left:0"class="btn-group" role="group" aria-label="...">
<button class="btn btn-default"><</button>
<button class="btn btn-default">1</button>
<button class="btn btn-default">2</button>
<button class="btn btn-default">3</button>
<button class="btn btn-default">4</button>
<button class="btn btn-default">></button>
</div>
<div style="padding:0" class="col-md-4">
<div class="input-group">
<span class="input-group-addon">转到</span>
<input style="text-align: center" class="form-control" type="text">
<span class="input-group-addon">页</span>
</div>
</div>
<button class="btn btn-warning" type="button">GO</button>
</div>
</div>
</body>
</html>点击 "运行实例" 按钮查看在线实例
