.menuPort {
position:absolute; height:20px; width:512px; left:0; top:0;
margin:0; padding:0;
list-style-type: none; background-color:#CCFFFF;}

.menuPort li {
position:absolute; height:18px; top:1px; margin:0; padding:0; font-family:Arial, Helvetica, sans-serif;
font-size:8pt; text-align:center; color:#3366CC; background-color:#CCFFFF;}
.menuPort li span{
line-height:18px; vertical-align:middle;}

.menuPort1 {
width:79px; left:1px; background-image:url(../images/boutonAccueilPortIr.jpg);}
.menuPort1 a, .menuPort1 a:visited{
height: 100%; display: block; text-decoration:none; color:#FFFFFF;}
.menuPort1 a:hover{
background-image:url(../images/boutonSurvolAccueilPortIr.jpg);}

.menuPort2 {
width:84px; left:82px;}
.menuPort2 a, .menuPort2 a:visited{
height: 100%; display: block; text-decoration:none; background-color:#003399; color:#FFFFFF;}
.menuPort2 a:hover{
background-color:#CCFFFF;color:#3366CC;}

.menuPort2bis {
width:84px; left:168px;}
.menuPort2bis a, .menuPort2bis a:visited{
height: 100%; display: block; text-decoration:none; background-color:#003399; color:#FFFFFF;}
.menuPort2bis a:hover{
background-color:#CCFFFF;color:#3366CC;}

.menuPort3 {
width:84px; left:254px;}
.menuPort3 a, .menuPort3 a:visited{
height: 100%; display: block; text-decoration:none; background-color:#0033CC;color:#FFFFFF;}
.menuPort3 a:hover{
background-color:#CCFFFF;color:#3366CC;}

.menuPort4 {
width:84px; left:340px;}
.menuPort4 a, .menuPort4 a:visited{
height: 100%; display:block; text-decoration:none; background-color:#333366; color:#FFFFFF;}
.menuPort4 a:hover{
background-color:#CCFFFF; color:#3366CC;}

.menuPort5 {
width:84px; left:426px;}
.menuPort5 a, .menuPort5 a:visited{
height: 100%; display: block; text-decoration:none; background-color:#6699FF; color:#FFFFFF;}
.menuPort5 a:hover{
background-color:#CCFFFF;color:#3366CC;}