add a ceiling make the main chandelier in the center of the ceiling add sconce to the side walls make the main back wall sherwin williams iron gray and make the side walls the wallpaper from the image below add seating in each row the chair is belmond tufted armless slipper chair from cb2 and add side table nari cast glass and brass side table short from cb2 between each chair add flooring from image and put the tile from image on the front face of the stairs make realistic