body{
background:green;
width:1000px;
	margin-left:auto;
	margin-right:auto;
}

#conteneur-menu{
background:white;
height:20px;
width:805px;
position:relative;
margin:0; padding:0;
}

#menu{
position:absolute;
}

dl{
height:20px;
margin:0; padding:0;
display:block;
float:left;
}

dt{
width:150px;
display:block;
height:20px;
color:#green;
line-height:20px;
text-align:center;
border-right:dotted 1px #000000;
cursor:pointer;
}

dd{
display:block;
margin:0; padding:0;
background:#FFFFFF;
}

dd ul{
margin:0; padding:0;
text-align:center;
list-style:none;
}

dd ul li{
display:block;
margin:0; padding:0;
}

dd ul li a{
color:#green;
display:block;
text-decoration:none;
width:150px;
height:20px;
line-height:20px;
border-top:dotted 1px #FFFFFF;
border-bottom:dotted 1px green;
}

dd ul li a:hover{
background:white;
color:#FF6600;
}

dl dd{
display:none;
}

dl:hover dd{
display:block;
}

#contenu{
color:white;
}