Simple window trim suits many architectural styles spanning hundreds of years. Combined with horizontal wall cladding or bead board paneling with plaster above. Suitable for farmhouse style house, servants quarters or attic in more formal house.
Don't forget that empty wall at the end of the hallway! Lovin' this photo wall. -- OPTIONS: move the mirror and fill up that wall outside the bedroom; do this on the small wall upstairs by the bathroom; the landing wall.