#bandeau {
height:200px;
width : 900px;
background-position: center;
}
#corps a {
color:#23416C;
}

#navigation {
background: url(bande-big.gif) no-repeat;
}

#contextes h2 {
background: url(bande-small.gif) no-repeat;
}

#contextes .bloclibre h2 {
background: url(bande-small-orange.gif) no-repeat;
}

#corps h2 {
color:#23416C;
}

.niveau1 a:hover {
background-color:#417AC7;
}

.ulniveau2 {
background-color:#417AC6;
}

.niveau2 a:hover {
background-color:#749ED6;
}