i need help about my confidence

so i'm 14years old, i'm 5'5 height and 136lbs weight. I think and i see me fat. i need some advice or idk.. some help to love my body.. at the moment i need to learn for my exam.

i'm from Romania and here, in the 8th grade, you have an exam who decides your future, something like that..the exam is in 11th June but i have a simulation of this exam in 5th March... i eat healty but i eat too much because of the stress

sorry if i made some mistakes but i'm not that good at english

btw here are some pictures of me..