Women have long been criticized for the way in which they aesthetically present themselves. I know every gender identity has their own standards, but beauty standards for women have a long history rooted in patriarchy.
In short, the beauty standards culturally set for women often have to do with the male gaze — how a woman looks should be for someone else. However, over the years, we've been learning to try and undo that and reclaim the meaning of beauty for ourselves.