html, body { 
   /* height: 100%; */
	font-family: Arial, sans-serif;
	font-size: small;
   margin: 0;
   padding: 0;
	background-image: url("http://www.suero.de/suero-shop/_logo/suero_logo_gelb_ohne_150.jpg");
	background-repeat: no-repeat;
	background-position: 1ex 1ex;
   }
#kopfzeile {
	font-weight: bold;
	text-align: center;
	padding: 20px 200px;
	margin: 0;
	border: 0;
	color: #000; 
	height: 50px; /* Box-Model-Hack */
	voice-family: "\"}\"";
	voice-family:inherit;
	height: 1%;
	}
html>body #kopfzeile {
	height: 46px; /* Box-Model-Hack Ende */
	}	  
   
#linke-spalte {
	float: left;
	padding: 0 2%;
	margin: 0;
	border: 0;
	height: 450px;
	font-size: small;
	font-weight: bold;
	text-align: center;
	color: white;
	width: 50%; /* Box-Model-Hack */
	voice-family: "\"}\"";
	voice-family:inherit;
	width: 50%;
	}
html>body #linke-spalte {
	width: 50%; /* Box-Model-Hack Ende */
	}
#rechte-spalte {
   float: right;
	padding: 0 2%;
	margin: 0;
	border: 2%;
	height: 450px;
	text-align: center;
	width: 49%; /* Box-Model-Hack */
	voice-family: "\"}\"";
	voice-family:inherit;
	width: 45%;
	}
html>body #rechte-spalte {
	width: 45%; /* Box-Model-Hack Ende */
	}

#mitte {
	font-family: Arial, sans-serif;
	font-size: small;
	text-align: center;
	padding: 20px 200px;
	}
	
#unten {
	font-family: Arial, sans-serif;
	font-size: small;
	font-weight: bold;
	text-align: center;
	}	
	
.wichtig {
	font-weight: bold;
	color: Red;
}