div.spalte, div.spalte2{
width: 49.9%;
float: left;
text-align: justify;
} 
div.spalte .set,div.spalte .set1{
margin-right: 10px;
padding-bottom: 10px;
}
div.spalte2 .set,div.spalte2 .set1{
margin-left: 10px;
padding-bottom: 10px;
}
.set1{
padding-top: 10px;
}
a.col{
display: block;
width: 15px;
height: 15px;
float: left;
border: 1px solid #000;
margin-right: 4px;
font-size: 5px;
}
a#blau{
background-color: #000099;
}
a#gruen{
background-color: #009900;
}
a#gelb{
background-color: #FFDF00;
}
a#rot{
background-color: #990000;
}
a#grau{
background-color: #999999;
}