Ключевые слова: analysis, approve, background, banner, blue, bright, check, collection, colorful, control, cover, design, exam, flat, hand, hold, illustration, inspect, lab, list, magnifier, maintenance, modern, palm, pass, poster, presentation, quality, research, results, review, reward, risk, round, safety, sample, school, screening, search, set, sign, simple, social banner, stamp, study, test, tick, verification, yellow,