Ключевые слова: abstract, airport, architecture, azure, background, blue, building, business, ceiling, center, circle, circular, close, column, construct, construction, contemporary, design, exhibition, exposition, geometric, grey, hall, high, indoor, industry, inside, interior, light, limpid, lines, mall, office, prop, protection, roof, shadow, shape, sky, structure, texture, transparent, up, upstairs, urban, view, wall, white, wide, window,