abstract architecture art blue border brick concept decay design frame graphic green grey grunge illustration old perspective pink rainbow rectangle rough scrapbooking urban wall white window yellow backdrop background creative decoration elegant element geometric intricate modern ornate painting paper pattern retro seamless shapes texture tile vintage wallpaper appearance brown color colored colors colour coloured colours grain grained panel surface textured textures uneven varnish varnished wood wood-grain wooden exterior external pre-painting stained stains streaked streaks treatment water damage