/* Les frames */
#titre {
    position: fixed;
    width: 180px;
    height: 80px;
    padding: 0;
    top: 0;
    bottom: 80px;
    left: 0;
    right: 180px;
    z-index: 0;
}
#menu {
    position: fixed;
    width: 180px;
    height: auto;
    padding: 0;
    top: 80px;
    bottom: auto;
    left: 0;
    right: 180px;
    z-index: 0;
}
#main {
    position: absolute;
    width: auto;
    height: auto;
    margin: 10px 5px 5px 10px;
    top: 0;
    bottom: auto;
    left: 180px;
    right: 0px;
    z-index: 1;
}