<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>iframe</title>
</head>
<style>
body{
padding:0px;
margin:0px;
font-family: "微软雅黑";
}
ul,li,a{
list-style: none;
text-decoration: none;
margin:0;
padding:0;
}
.header{
height: 150px;
background: #333;
color: #fff;
line-height: 150px;
padding:0px 15px;
}
.header_ur{
/*display:block;*/
}
.header_li span{
font-size: 30px;
font-weight: 800px;
float: left;
}
.header_li_right{
float: right;
color:#fff;
}
.header_li_right a{
color:#fff;
margin:0px 10px;
}
.left{
width:15%;
background: #022;
text-align: center;
height: 820px;
float: left;
}
.left ul li{
padding:15px;
}
.left ul li a{
color: #fff;
}
.right{
float:right;
width: 85%;
background: #0f0;
}
.right iframe{
height: 820px;
width: 100%;
}
</style>
<body>
<div class="header">
<ul class="header_ur">
<li class="header_li">
<span>后台管理</span>
</li>
<li class="header_li_right">
<a href="">admin</a>
<a href="">退出</a>
</li>
</ul>
</div>
<div class="left">
<ul>
<li>
<a href="form.html" target='admin_right'>菜单1</a>
</li>
<li>
<a href="image.html" target='admin_right'>菜单1</a>
</li>
<li>
<a href="table.html" target='admin_right'>菜单1</a>
</li>
<li>
<a href="index.html" target='admin_right'>菜单1</a>
</li>
</ul>
</div>
<div class="right">
<iframe src="" frameborder="0" name='admin_right'></iframe>
</div>
</body>
</html>
效果图