Blender motion tracking- the floor isn't sitting right

https://preview.redd.it/fd9nd8foya8d1.png?width=2560&format=png&auto=webp&s=8e096d7f8d515572a3a91753e2e06f3de5456b4b

Despite having a good solve error, the floor is placed odd every time. I'm new at this. Please help