#horizon        
	 { text-align: center; visibility: visible; display: block; position: absolute; top: 50%; left: 0; width: 100%; height: 1px; overflow: visible }

#content    
	     { visibility: visible; margin-left: -350px; position: absolute; top: -250px; left: 50%; width: 700px; height: 500px }
	     
#inhalt   { display: block; width: 700px; height: 500px }