Ключевые слова: 3d, abstraction, art, background, bright, business, color, communication, concept, construction, creative, cycle, design, effect, element, emblem, fantasy, fashionable, geometric, geometry, icon, illusion, illustration, impossible, infinite, infinity, insignia, isolated, logo, loop, modern, monochrome, node, object, optical, optical illusion, penrose, pyramid, science, shape, sign, single, stripes, style, symbol, technology, triangle, triangular, unity,