the first reference image has the exact same layout as shown in the elevation with one exception the shower is on the right and we have the shower to the left of the tub the shower should have drywall as part of its enclosure just like the first reference image the tile backsplash above the tub should be the same tile as shown in the fourth reference image the face of the tub should also be the tile shown in the fourth reference image extend that same tile as a tile wainscot at the same height as the tub backsplash the marble base board and tub deck should be in the same marble as the fifth reference image the floor tile should be the tile in the second reference image above the height of the tile backsplash add a single pane of mirror on the back tub wall with the same tint as the mirror in the third reference image the mirror should cover the entire wall add a crown moulding just like the first reference image the walls and ceiling should be white the shower walls should be the same tile as shown in the sixth reference image