Ключевые слова: background, button, cargo, city, communication, design, electric, elegant, freight, graphic, group, icon, illustration, image, internet, isolated, locomotive, logistic, metro, modern, object, passenger, pictogram, public, rail, railroad, railway, road, route, shape, sign, simple, speed, station, subway, symbol, track, traffic, train, tram, transit, transport, transportation, travel, vehicle, way, web, website,