MediaWiki:Common.css

/* CSS placed here will be applied to all skins */

#ca-talk {
    display: none !important;
}

#menu ul{

    width: 500px;
}
#menu:after {
    content: '';
    display: inline-block;
    width: 100%;
}
#menu li {
    display: inline-block;
    width: 90px;
}