Ключевые слова: blue, boarding, bright, bus, bus stop, business, button, caution, city, concept, design, detail, driving, empty, german, germany, green, h, icon, information, logo, market, metal, nobody, object, passenger, public, road, road sign, round, rules, school, service, shield, sign, signal, sky, station, stop, street, symbol, text, traffic, tram, transport, transportation, travel, urbane, white, yellow,