MediaWiki:Common.css
/* CSS placed here will be applied to all skins */
/* Bring the text to 125% */
#mw-content-text { font-size: 1.25em; }
/* Remove View Source, History, Discussion tabs */
#ca-viewsource { display:none!important; }
#ca-history { display:none!important; }
#ca-talk { display:none!important; }