Ключевые слова: allowed, around, arrow, attention, back, background, black, caution, circle, creative, danger, design, do, drive, forbid, going, govern, graphic, hazard, highway, icon, label, law, no, prohibit, red, regulate, regulation, restriction, right, road, rule, safety, sign, signage, signal, street, symbol, symbolic, traffic, transportation, turn, u, uturn, warning, white,