<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
</head>
<style>
header{
120px;
margin: 0 auto;
}
header omg{
display: inline-block;
200px;
vertical-align: middle;
}
header nav{
display: inline-block;
margin-left: 140px;
}
article{
border: 1px solid black;
200px;
float: left;
}
aside{
/* display: inline-block; */
float: right;
border: 1px solid black;
200px;
}
main{
overflow: auto;
/* position: static; */
}
footer{
text-align: center;
}
</style>
<body>
<header>
<img src="../assets/cd.png" alt="logo">
<nav>
<a href="">html5</a>
<a href="">css3</a>
<a href="">js</a>
</nav>
</header>
<main>
<article>
<h1>html5+css3</h1>
<p>html5+css3讲解</p>
<section>
<h4>html5</h4>
<p>html5是html的最新版本........</p>
</section>
<section>
<h4>css3</h4>
<p>css3新特性...........</p>
</section>
</article>
<aside>
<h1>html5结构元素</h1>
<p>header、footer、section.....</p>
<nav>
<ul>
<li><a href="">html5</a></li>
<li><a href="">css3</a></li>
<li><a href="">js</a></li>
</ul>
</nav>
</aside>
</main>
<footer>
<p>Copyright ©️2022</p>
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https://blog.csdn.net/always_die0/article/details/108296195