Double chin

Hi ladies. Iam 29 years old. My daughter is 17 months old. I have double chin, i didn't had it before pregnancy. My face looks like swelled up😒😒 iam so upset. I am 136lbs now. I have diastasis recti. I feel very embarrassed when people see me like they think iam fat n ugly😒😔. Any tips to reduce this double chin and face fat. Anyone on same boat. Pls pour suggestions mommies.

TIA