#menu_gris a {
    color: #FFF
    }
#menu_gris a:link, #menu_gris a:active, #menu_gris a:visited {
    display: block;
    background-color: #333
    }
#menu_gris a:hover {
    text-decoration: none;
    color: #FF8040;
    background-color: #333
    }