.heading {  font-family: Arial, Helvetica, sans-serif; font-size: 18pt; font-weight: bolder; color: #FF0000}
.nav { font-family: Arial; font-weight: bold; font-size: 10pt; text-decoration: none; color: #000033}
.nav:hover { font-family: Arial; font-weight: font-size: 10pt; bold; text-decoration: none; color: red}
.bg1 {  color: #000000; background-color:#FFFF99}
.bg2 {  color: #000000; background-color: #9999FF}