Ключевые слова: accident, alert, application, attention, background, banner, beware, black, button, careful, caution, danger, dangerous, design, error, exclamation, frame, graphic, hazard, hazardous, help, icon, illustration, information, isolated, mark, message, point, problem, protection, red, risk, road, safety, secure, security, sign, signal, stop, street, striped, symbol, tape, traffic, urban, warn, warning, web, yellow,