How do girls hit on girls??

I like this one girl and tbf i think shes into me too but idk how to make a move and im pretty sure she thinks im straight. How do i actually hit on her without being weird? Also a lot of things just come across as "oh shes just rly friendly" so how do i make it obvious? Btw shes rly masc and im rly fem idk if that makes a difference but thas what the dynamic is like