@namespace url(http://www.w3.org/1999/xhtml);
@-moz-document domain("arstechnica.com"){

#Banner,div.Ad,iframe{display:none!important;}
#Sidebar div.Bubble,#Sidebar div.Bubbles{width:auto!important;}
#Sidebar div.Bubble,#Sidebar div.Bubble h2{background-image:none!important;}
#Sidebar div.Bubble{-moz-border-radius:10px 10px 10px 10px!important;}

}