when you sign up you agree to the rules. plain and simple. if you don’t like the rules, don’t sign up. plain and simple.
We had uniform, and personal appearance guidelines we had to follow in my job. We were told by the powers-that-be, that those rules were part of the paycheck.
You are SO old-fashioned. These days, the main reason lots of people sign up for any org is to utterly destroy it.