Ключевые слова: alert, background, banner, color, computer, concept, danger, design, direction, do, driving, empty, give, hazard, highway, icon, illustration, isolated, looking, metal, nobody, object, oncoming, rejection, restrict, rule, safety, saphenous, sign, singles, space, stop, street, symbol, the attention, the intersection, the road, the transportation, traffic, transport, triangle, tsar, usa, warning, way, white, yield,