Why is there a stigma about men being gay when they groom themselves and/or wearing makeup?(Don't answer this question) How do we fight, address and shed light on those, especially men who mocks men...

Why is there a stigma about men being gay when they groom themselves and/or wearing makeup?(Don't answer this question)

How do we fight, address and shed light on those, especially men who mocks men when they do things such as doing skincare or makeup?