I'm thinking about the style when girls have long straight or long wavy hair,
And they usually wear slouchy berets with a straight fringe,
And skinny jeans and flats or boots with plain v-neck shirts,
And awesome vintage jewelry.

Answer:
im not sure. it is pretty european model though :)
also wear long cardigans with huge buttons and don't do them up!
Answer:
Haha, that's my style…I would call it, like, casual modern vintage? Idk…xD I don't think it really has a name…it's kind of European, though. ;)
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i guess you'd call that like a modern hippie or like eco-friendly.
Answer:
I would state Vintage