A:hover {text-decoration: none}
.text {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; color: #000000; text-decoration: none; text-align: justify}
.tinkhac {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; text-decoration: none; color: #545B53}
.tinkhac:hover {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; text-decoration: underline; color: #545B53}
.t_tinkhac {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-weight: bold; color: red; text-decoration: none}
.left_menu {  font-family: Arial, Helvetica, sans-serif; font-size: 
11px; font-weight: bold; color: #000000; text-decoration: none}
.left_menu:hover {  font-family: Arial, Helvetica, sans-serif; font-size: 
11px; font-weight: bold; color: #000000; text-decoration: underline}
.thamdo {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; text-decoration: none; text-align: justify; color: #000000}
.thamdo:hover {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; text-decoration: none; text-align: justify; color: #B10000}
.ketqua {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; color: #0207B9; text-decoration: underline}
.top_menu {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; color: #9E2625; text-decoration: none}
.top_menu:hover {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; color: #9E2625; text-decoration: underline}
.back_top {  font-family: Geneva, Arial, Helvetica, san-serif; font-size: 8px; color: #1E63AE; text-decoration: underline; font-weight: normal}
.form {  font-family: Arial, Helvetica, sans-serif; font-size: 10px; color: #333333; border: #666666; border-style: ridge; border-top-width: 1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px}
.t_tinbc {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; color: #506D80; text-decoration: none}
.add {  font-family: Tahoma; font-size: 9.5px; font-weight: bold; color: #F6ECCA}