Ключевые слова: advice, alert, attention, background, beware, black, building, button, careful, caution, construction, danger, design, element, error, exclamation, fatal, graphic, hazard, icon, illustration, industry, information, internet, mark, message, orange, point, precaution, risk, road, safety, secure, security, shadow, sign, site, street, symbol, traffic, triangle, warn, warning, web, white,