Hungary may play its final group game at the European Championship in a stadium lit up in rainbow colours at the request of the Mayor of Munich.Mayor Dieter Reiter confirmed on Sunday that he was going to write to UEFA to ask for permission to fill the Allianz Arena with colour on Wednesday in a show of solidarity with the LGBT community.The city council wants to take a public stand against a law passed by the Hungarian parliament on Tuesday that took all mention of gay and trans issues off the school curriculum.People are also barred from sharing any content portraying homosexuality or sex reassignment with under-18s.