Start by looking at photos on Houzz, and creating ideabooks of what you like, This will help you focus on ideas. Once you are closer, start to plot down spacing and then we can start to better assist you

classic example of cowboy builders. no other way but to make it one nice big common bathroom with door from living/dining

need bathroom cabinets ideas with a laundry basket provision - above counter basin - Designer back wall

I have a design I want to do for my small bathroom. I want to blend the existing light travertine tile floor and shower tile and black granite top sink with venetian plaster grassello clean white ceiling with gold wax to give a shiny look to the ceilings along with a venetian style crown molding in the corners.. The colors I want to use are White, Black and Gold. White: ceiling, cabinet, toilet, sink, door. Black: Granite top, wall outlet glossy black covers, sink faucets. Gold: venetian plaster marble-like Walls, light fixtures, towel rack, shower faucet.