#devoirHeader{
    display:block;
    margin:0 auto;
    width:100%;
    
    max-height:156px;
    overflow:hidden;
    background-color:#FFFFFF;
}

#devoirHeader .inner{
    width:900px;
    padding:10px;
    margin:0 auto;
}

#niveau_1{
    padding:0;
    margin:0;
    list-style-type:none;
    height:25px;
    border-top:1px solid #AFAFAF;
    border-bottom:1px solid #AFAFAF;
    line-height:25px;
}

#niveau_2{
    padding:0;
    margin:0;
    height:40px;
    background-color:#F2F2F2;
    list-style-type:none;
    line-height:40px;
}

li {
    margin-left:16px;
    vertical-align:middle;
    float:left;
    list-style-type:none;
}

a{
    text-decoration:none;
}

img{
    border:none;
}

#niveau_1 li a {
    overflow:hidden;
    display:block;
    float:left;
    color:#1C1E7C;
    font-size:12px;
    text-transform:uppercase;
    font-weight:lighter;
    font-family: Georgia, "Times New Roman", Times, serif;
}

#niveau_2 li a{
    overflow:hidden;
    display:block;
    float:left;
    color:#000000;
    font-size:16px; 
    font-weight:bold;
    font-family: Georgia, "Times New Roman", Times, serif;
}

#niveau_1 li a:hover,
#niveau_2 li a:hover {
    color:#2880E2
}