how can a 13 year old loose stomach fat?

i loose from my legs all the time but never my belly. How can i get rid of my hips? i dont want them there huge on my sides and make my look wide. i kno about drinking water and some stuff. and that im growing. but i need help. any advice.

dont worry im not gonna starve my self. thats dangerous and i couldnt go widout a day w/out eating.