.txt_opera {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: normal; color: #660000; text-decoration: none}
.txt_gras {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; color: #660000; text-decoration: none}
a:link {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; color: #FF9900; text-decoration: none}
a:visited {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; color: #FF9900; text-decoration: none}
.txt_gras_blc {  font-family: Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; color: #FFFFFF; text-decoration: none}