enhance the texture and look of the wooden elements make the wood a walnut color add a beige linen fabric wallpaper to the wall behind the wooden library give a brown boucle fabric texture to the armchair add an open beige vase with burgundy flowers on the coffee table make the curtains more opaque make the marble green table more green make the image look more realistic transform into evening shot with linear strip lights under all the shelves turn on the 2 sconces