What is this summer and fall's new fashion trends?

Im 15, soon going to be a sophomore and wants to revamp my look after I lose weight(yes I actually am overweight an am not starving myself), I want to look unique buy not like a total freak ex. Lady gaga. Also I would love if you could give me tips for short curly hair, and websites and recomendations would be apprectiated:) thanks so much