.drug_design {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; font-weight: normal; color: #333333}
.nav_top {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 10px; font-weight: normal; color: #666666}
.footer {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 9px; font-weight: normal; color: #333333}
.footer_gry {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 9px; color: #999999}