MediaWiki:Vector.css
/* CSS placed here will affect users of the Vector skin */
/** Hide sidebar **/
div#mw-panel {
display: none;
}
#left-navigation {
left: 1em;
}
#mw-head-base,
div#content,
div#footer {
margin-left: 1em;
}
#ca-nstab-main { display:none!important; }
#ca-talk { display:none!important; }
#ca-view { display:none!important; }
#ca-history { display:none!important; }
#ca-watch { display:none!important; }
#ca-viewsource { display:none!important; }