Ключевые слова: accident, advice, alert, app, attention, aware, beware, black, careful, caution, construction, danger, dangerous, design, document, documentation, error, exclamation, flat, hazard, icon, important, info, information, line, mark, message, notification, outline, protection, quality, red, risk, road, safety, search, security, set, sign, simple, stop, stroke, symbol, thin, traffic, triangle, urgent, warn, warning,