.Optim1 a, .Optim2 a, .Optim3 a {
font-family:Tahoma;
font-size:11px;
text-decoration:none;
color:#fff;
}
.menu-Optim1 ul, .menu-Optim2 ul, .menu-Optim1 li, .menu-Optim3 ul, .menu-Optim3 li, .menu-Optim2 li {
margin:0px;
padding:0px;
list-style-type:none;
}
.menu-Optim1 a, .menu-Optim2 a, .menu-Optim3 a {
display:block;
height:100%;
font-family:Tahoma;
font-size:11px;
text-decoration:none;
text-align:left;
}
.menu-Optim1 li a:hover, .menu-Optim2 li a:hover, .menu-Optim3 li a:hover {
background-color:#999999;
color:#FFFFFF;
}

.Optim1, .Optim2 {
position: relative;
bottom: 0px;
left: 0px;
float:left;
margin-right:100px;
}
.Optim3 {
position: relative;
bottom: 0px;
left: 0px;
float:left;
}
.menu-Optim1, .menu-Optim2, .menu-Optim3 {
width:200px;
position:absolute;
bottom:1.2em;/*top:1.2em; si on veut en bas*/
left:0px;
background-color:#7791cc;
text-align:left;
}