Ключевые слова: abstract, abstract backgrounds, aged, backdrop, background, black, black and white, blank, cement, cement background, cement floor, concrete, concrete background, concrete wall, construction, copy space, cracked, damaged, dark, dirt, dirty, empty, floor, grain, grainy, gray, grunge, material, monochrome, outdoor, paint, paper, plaster, rough, rustic, stained, structure, surface, texture, vignette, wall, wallpaper, weathered, white,