My wife supports me....there's no set limits as such but if something doesn't look right she says so. Make-up is no issue and she'll offer advice on...
My wife is supportive and we go out together. The very reasonable limit is, it can't take over my life -- she married a guy and wants to keep it that...
The crossdressing community is one that needs to stick together and continue to be there for each other for whatever one needs. We are always trying to improve the forum to better serve the crossdresser in all of us.