I wanna get a better body

I want a bigger butt. Don’t know how. I want bigger boobs. Don’t know how. I wanna lose this gut that hangs over but don’t know how. It’s baby weight. I just had my daughter 5 months ago and I just feel disgusting. I have a rod in my back and sit ups hurt and idk what to do. Help please I have scoliosis so that’s why I have a rod etc in my back. Had major surgery in 2009. Also all I wanna do is eat and eat and it’s mainly snacks! Helppppp me out lady’s.