Atletico Madrid have been hit with a stadium ban for their next two home Champions League fixtures as UEFA handed out their heaviest punishment so far for racism.GettyImagesAtletico's Vicente Calderon StadiumDue to the trouble that flared during last month's European match against Marseille the Spanish club, who were also fined 150,000, will have to play their group games against Liverpool and PSV Eindhoven at a venue at least 300 kilometres outside of Madrid.European soccer's governing body sa