No poop for 36 hours?

Danielle 💜 • 💍 JACK 09.08.18 👶🏻 LILY 12.20.19 💊 HG SURVIVOR

My 2 week old baby girl hasnt had a big poop in a day and a half and jm starting to freak out. She pees a lot (totally normal there) and has occasional little spots of runny normal poo in the diaper. She is exclusively breastfed and doesn't seem to have any issues...is this normal??