Ключевые слова: attention, background, blue, car, caution, city, color, communication, concept, control, danger, figure, freedom, go, green, illuminated, lamp, life, light, modern, moving, nature, no, pattern, people, rays, red, regulation, road, rule, safe, safety, security, semaphore, sign, signal, sky, stop, stoplight, street, sun, symbol, traffic, traffic lights, transport, urban, vitality, warning, way, yes,