.cat     {
	 font-family: Arial,Helvetica; 
	 font-size: 13px; 
	 background: #c0c0c0;
	 }
.one     {
	 font-family: Arial,Helvetica; 
	 font-size: 13px; 
	 background: #eeeeee;
	 }
.two     {
	 font-family: Arial,Helvetica; 
	 font-size: 13px; 
	 background: #ffffff;
	}
	
tr, td     {
	 font-family: Arial,Helvetica; 
	 font-size: 13px; 
	 }