keep everything exactly the same in the rendering do not change the layout walls doors windows shower niche plumbing fixtures wall tile lighting vanity or any materials only change the size and scale of the floor tile the floor tile should be the same exact material and color as it currently is but change the tile size so the floor tiles are the same size as the wall tiles the floor tiles should be large format long rectangular tiles approximately 16 x 48 to match the wall tile size reduce the number of grout lines so the tiles appear large format keep the floor tile layout straight or in a staggered pattern do not change the tile material color layout direction or anything else only change the tile size so it matches the wall tile size keep everything else exactly the same make the final image look like a realistic photo rendering with natural lighting and soft shadows