/* page styles */
body .graph_area { font-family: "Segoe UI", Frutiger,Tahoma,Helvetica,"Helvetica Neue", Arial, sans-serif; }
.graph_area table {  border-collapse: collapse; }
.graph_area td,
.graph_area th { 
   text-align: center; 
   border: 1px solid #ddd; 
   padding:2px 5px; 
}
.graph_area caption {margin: 0 0 .5em; font-weight: bold; }