abstract background circles concept creation design fill Fractal fun geometric gold golden graphic grooves grunge illustration image metallic modern New original pattern render retro scrapbooking style swirls texture tile unique vector backdrop beam brown building construction copy dark desk floor furniture grain groove. grunge grungy hardwood industry knot knotted light mahogany maple material medium merchant natural oak panel pine plank polish red redwood rough space stain stripe timber tree wall walnut wood wooden bracket hinge iron groove outbuilding shed