Puberty

Im 15 and i got my period 3 years ago when i was 12 and i got told that your boobs officially start growing after you get ypur period but mine havnt .. I mean i have like 2 tiny stretch marks on one breast but thats nothing .. I wear push up bras and them rubber
Boob things to make me look fuller but i dont know why my bodys so out of proportion 😩