What are some basic clothing for a teenager girl?

well im usually a girl thats really simple, like i wear hollister, areo, arie, fitch graphic tees and polos with like jeans and shorts..and like hoodies/fleeces...yea i know im basically simple. but i want to know nice basic simple fashion tops as a start, and some simple ecories to go with it. nothing really girly girl but like prep/sk8er yea nothing boyish or anything like pacsun, but something plan and simple stylish fashionish clothes pls and thanx xoxo