console
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>管理系统平台</title>
<style>
body { font-family: Arial, sans-serif; }
.container { width: 80%; margin: auto; overflow: hidden; }
header { background: #333; color: #fff; padding: 20px; text-align: center; }
nav { background: #444; color: #fff; padding: 10px; text-align: center; }
nav a { color: #fff; text-decoration: none; margin: 0 15px; }
.main-content { margin: 20px 0; }
.sidebar { float: left; width: 25%; background: #f4f4f4; padding: 20px; }
.main { float: right; width: 75%; padding: 20px; }
footer { background: #333; color: #fff; text-align: center; padding: 10px; position: relative; bottom: 0; width: 100%; }
</style>
</head>
<body>
<div class="container">
<header>
<h1>明天飞</h1>
</header>
<nav>
<a href="#">个人中心</a>
<a href="#">用户管理</a>
<a href="#">系统设置</a>
<a href="#">菜单</a>
</nav>
<div class="main-content">
<div class="sidebar">
<h3>导航</h3>
<ul>
<li><a href="https://www.bilibili.com/">B站</a></li>
<li><a href="#">链接 2</a></li>
<li><a href="#">链接 3</a></li>
</ul>
</div>
<div class="main">
<h2>欢迎来到管理平台</h2>
<p>系统正在优化中</p>
</div>
</div>
<footer>
<p>© 2024 管理系统平台</p>
</footer>
</div>
</body>
</html>