Ключевые слова: alert, attention, background, caution, city, control, decision, detail, device, direction, electricity, gear, glowing, guidance, hardware, illuminate, infrastructure, instruction, intersection, isolated, lamp, light, mechanism, metal, minimal, modern, object, pause, regulation, road, safety, signal, stoplight, street, symbol, system, technology, timing, traffic, transport, transportation, urban, urbanism, wait, warning, yellow,