.siger1 { text-decoration: none; color: #2405de }
.siger1:hover { text-decoration: underline; color: #aaacdd}
.siger2 { text-decoration: none; color: #006688}
.siger2:hover { text-decoration: underline; color: #ddffcc}
.siger3 { text-decoration: none; color: #ffffee}
.siger3:hover { text-decoration: underline; color: #ffff00}