abstract：<!DOCTYPE html><html> <head> <meta charset="utf-8"> <title>后台管理系统</title> <link rel="stylesheet" type="text/css" href="stat
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>后台管理系统</title>
<link rel="stylesheet" type="text/css" href="static/layui/css/layui.css">
<script type="text/javascript" src="static/layui/layui.js"></script>
<style type="text/css">
.header {
width: 100%;
height: 50px;
background: #2e6da4;
line-height: 50px;
color: white;
}
#title {
margin-left: 20px;
font-size: 20px;
}
.userinfo {
float: right;
margin-right: 20px;
}
.userinfo a {
color: white;
margin-left: 5px;
}
.menu {
width: 200px;
background: #333744;
position: absolute; /* 重要的一步 */
}
.main{position: absolute;left: 200px;right: 0px;}
.layui-collapse {
border: none;
}
.layui-colla-title {
background: #42485b;
color: white;
}
.layui-colla-content {
border: none;
padding: 0px;
}
.layui-colla-item {
border-top: none;
}
</style>
</head>
<body>
<!-- 头部 -->
<div class="header">
<span id="title">后台管理系统</span>
<span class="userinfo">admin [系统管理员] <span><a href=""> 退出</a></span></span>
</div>
<!-- 菜单 -->
<div class="menu">
<div class="layui-collapse">
<div class="layui-colla-item">
<h2 class="layui-colla-title">管理员管理</h2>
<div class="layui-colla-content layui-show">
<ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul>
</div>
</div>
<div class="layui-colla-item">
<h2 class="layui-colla-title">权限管理</h2>
<div class="layui-colla-content layui-show"><ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul></div>
</div>
<div class="layui-colla-item">
<h2 class="layui-colla-title">系统设置</h2>
<div class="layui-colla-content layui-show"><ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul></div>
</div>
<div class="layui-colla-item">
<h2 class="layui-colla-title">商品分类</h2>
<div class="layui-colla-content layui-show"><ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul></div>
</div>
<div class="layui-colla-item">
<h2 class="layui-colla-title">产品管理</h2>
<div class="layui-colla-content layui-show"><ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul></div>
</div>
<div class="layui-colla-item">
<h2 class="layui-colla-title">幻灯片管理</h2>
<div class="layui-colla-content layui-show"><ul class="layui-nav layui-nav-tree" lay-filter="test">
<!-- 侧边导航: <ul class="layui-nav layui-nav-tree layui-nav-side"> -->
<li class="layui-nav-item layui-nav-itemed">
<a href="javascript:;">默认展开</a>
</li>
</ul></div>
</div>
</div>
</div>
<!-- 主页面 -->
<div class="main">
<iframe src="../MI/welcome.html" width="100%" height="100%" frameborder="0" scrolling="0"></iframe><!-- 内联设置 -->
</div>
</body>
</html>
Correcting teacher：灭绝师太Correction time：2019-03-25 09:20:28
Teacher's summary：layui作为补丁型框架哪里需要补哪里,要多多练习哦!