.aa {  color: #FF0000}
.aa {  text-decoration: none}
.b {  color: #FF6600; font-weight: bold}
.c {  color: #000000; text-decoration: none}
.d {  color: #FF6600; text-decoration: none}
.e {  font-weight: bold; color: #00FF00; text-decoration: none}