The design of a bathroom varies depending on the size and function of it - for example, the bathroom designer needs to take into account that the master bathroom is typically shared by two people, whereas they may be able to take more design risks with a smaller space like a powder room.
The reno was major and involved ripping out much of the main floor, including all the flooring, as well as taking down a wall between the old kitchen and dining room - opening up that whole half of the house....