#menu_biblio a {
    padding: 2px 0 2px 0;
    color: #FFF
    }
#menu_biblio a:link, #menu_biblio a:active, #menu_biblio a:visited {
    display: block;
    background-color: #727272
    }
#menu_biblio a:hover {
    text-decoration: none;
    color: #FF8040;
    background-color: #727272
    }