#referenz{
    width:100%;
	display: block;
	height: 200px;
}


div.ref_left{
    float: left;
    width:600px;
}

#referenz h3{
    font-size: 17px; padding:20px 0 25px 25px;
}

hr { 
    background-color: #0a9e0a; 
    border: medium; 
    height: 1px; 
	width:510px; margin: 1em auto 1em 0;
}