Ключевые слова: abstract, architecture, background, blank, blue, building, ceiling, clear, cloud, clouds, concept, construction, contemporary, contrast, daytime, design, estate, exterior, frame, freedom, futuristic, geometric, glass, grid, high, house, inside, interior, landscape, light, lines, look, metal, modern, nature, office, outside, pane, panel, pattern, perspective, real, rectangles, regular, shade, shape, simple, squares, steel, technology,