Untitled

html {
        background: url('Images/background.png') no-repeat center center fixed;
        background-size: cover;
}
#wrapper {
	margin: 0 auto;
	width: 1140px;
}
#header {
	margin-top: 15px;
	background-color: #131313;
	width: 100%;
	height: 170px;
	padding: 15px;
	background: transparent url(Images/menubg.png) no-repeat left top;
}


<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Hotel Cosmopolite | Hotel, wellness in Nieuwpoort</title>
<link rel="shortcut icon" href="Images/favicon.ico" type="image/png" />
<link href="CSS_Cosmopolite.css" rel="stylesheet" type="text/css">
</head>
<body>
	<div id="wrapper">
		<div id="header">
			<img src="Images/header.png" width="1140" height="139" alt=""/>
		</div>
	</div>


<script type="text/javascript" src="js/jquery.js"></script>
<script type="text/javascript" src="js/jquery_ui.js"></script>
<script type="text/javascript" src="js/drupal.js"></script>
<script type="text/javascript" src="js/slideshow.js"></script>
</body>
</html>