48: Colour and Style Q&A: Best Colour for a Face Mask, Can an A Shape wear Light Coloured Bottoms, My body shape has changed

What is the best colour for a face mask?
How do I wear stone pants when I have an A shape body and the advice is to wear dark bottoms?
I’m and X shape but my waist is no longer as slim as it was – how do I flatter my figure?