07 带语义的布局元素

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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>hTML5</title>   
<link href="07-1.css" rel="stylesheet" type="text/css">
</head>
<body>
	<div class="container">
    	<header>
        	header
        	<nav>nav</nav>
        </header>
        
        <article>
        	acticle
            <section>
            	section
            </section>
            <section>
            	section
            </section>
            <section>
            	section
            </section>
        </article>
        
        <aside>
        	aside
        </aside>
        
        <footer>
        	footer
        </footer>
    </div>
</body>
</html>

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@charset "utf-8";
/* CSS Document */
.container {
	margin:0px auto;
	900px;
	font-weight:bold;
	font-size:18px;	
}

header {
	background-color:#0CF;
	height:150px;
	margin-bottom:20px;	 
}

nav {
	background-color:#FF0;
	height:100px;
	95%;	
	margin:0px auto;
}

article {
	background-color:#39F;
	600px;
	float:left;
	margin-right:20px;
}

section {
	background-color:#FC0;
	height:150px;
	margin:20px;	
}

aside {
	background-color:#F66;
	280px;
	height:551px;	
	float:right;
	margin-bottom:20px;
}

footer {
	background-color:#0CF;
	clear:both;
	height:120px;	
}