add wood wallpaper to the kick plates of the stairs. Those rolls are expensive but you would only need one. Not practical with white treads though, it will be stuffed up from black shoe soles in no time.
You can find the shelves and middle dresser on our site! Search Media Dresser and Media Shelves on our site. (barn door hardware by ; wall paint: seine by Valspar, trim and bookcase paint: Ivory Lace by Valspar, Barn door stain: Briarsmoke by Varathane).