div#conteneurNavPrincipal {
width: 660px;
padding: 0 175px 0 125px;
background: url("images/bgMenuPrincipal.gif") no-repeat top;
}

.lavaLampWithImage {
position: relative;
height: 30px;
width: 910px;
padding: 10px 25px 15px 25px;
margin: 0 0 0 100px;
overflow: hidden;
}

.lavaLampWithImage li {
float: left;
list-style: none;
}

.lavaLampWithImage li.back {
background: url("images/lava.png") no-repeat right -35px;
width: 9px;
height: 35px;
z-index: 8;
position: absolute;
}

.lavaLampWithImage li.back .left {
background: url("images/lava.png") no-repeat left 0;
height: 35px;
margin-right: 20px; /* 7px is the width of the rounded shape */
}

*html .lavaLampWithImage li.back {
background: none;
width: 9px;
height: 35px;
z-index: 8;
position: absolute;
}

*html .lavaLampWithImage li.back .left {
background: none;
height: 35px;
margin-right: 20px; /* 7px is the width of the rounded shape */
}

.lavaLampWithImage li a {
font: bold 20px 'Trebuchet MS';
text-decoration: none;
color: #fff;
outline: none;
text-align: center;
top: 5px;
text-transform: uppercase;
letter-spacing: 0;
z-index: 10;
display: block;
float: left;
height: 35px;
position: relative;
overflow: hidden;
margin: auto 20px;    
}

.lavaLampWithImage li a:hover, .lavaLampWithImage li a:active, .lavaLampWithImage li a:visited {
border: none;
}         

.lavaLampBottomStyle {
position: relative;
height: 29px;
width: 421px;
background-color: white;
padding: 15px;
margin: 10px 0;
overflow: hidden;
border: 1px solid gray;
}

.lavaLampBottomStyle li {
float: left;
list-style: none;
}

.lavaLampBottomStyle li.back {
border-bottom: 5px solid blue;
width: 9px;
height: 30px;
z-index: 8;
position: absolute;
}

.lavaLampBottomStyle li a {
font: bold 14px arial;
text-decoration: none;
color: #000;
outline: none;
text-align: center;
top: 7px;
text-transform: uppercase;
letter-spacing: 0;
z-index: 10;
display: block;
float: left;
height: 30px;
position: relative;
overflow: hidden;
margin: auto 10px;
}   

.lavaLampBottomStyle li a:hover, .lavaLampBottomStyle li a:active, .lavaLampBottomStyle li a:visited {
border: none;
}