JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">


<html>
<head>
	<title> Mein Portfolio </title>
	<link rel ="stylesheet" type="text/css" href="design.css">
</head>
<body>
	
	<div id="portfolio"> 
		<div id="header"> 
			<img src="img\logo.png" />
			</div>

		<div id="top">
		
		
		</div>
	</div> 
	
	<div id="main"> 
		<div id="menu">
		
		</div> 
		
			<div id="content">
		
			</div>
		
		<div id="footer"> 
	
		</div>
		</div>
		
</body>
</html>

CSS

body {
	background-color: black;		
}

#portfolio {
	

}

#header {
	margin-left: 25px;
	margin-top: 25px;
	width: 980px;
	height: 150px;
}

#top {
	background-image: url(homepage_test\img\cover.png);
	text-align: center;
	position: absolute;
	margin: auto;
	top: 0;
	right: 0;
	bottom: 0;
	
}