header{
	margin-left: auto;
	margin-right: auto;
	text-align: center;
	position:center;
	color:green;
	margin:20px;
	padding:20px;
	background-color:black;
	width: 300px;
	height: auto;
	border: 3px solid green;

	}

section{
	margin-left: auto;
	margin-right: auto;
	text-align: center;
	position:center;
	color:green;
	background-color: black;
	border: 3px solid green;
	margin:  20px;
	height: auto;
	width: 300px;
	padding: 20px;

}

body{
	background-image: url(Bild.gif);
	position:center;
	text-align: center;
	}

head{
	position:center;
	text-align: center;
	}