@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document domain("wikipedia.org"){

#mw-panel { 
   display:none
}

#content {
   font-size: 24px !important;
   font-family: Segoe UI !important;
   margin: 0 !important;
   max-width: 800 !important;
   overflow: auto !important;
}

}