Ключевые слова: analysis, background, black, business, chart, cloud, communication, computer, computing, concept, contour, data, database, design, diagram, digital, education, finance, flat, graph, graphic, icon, illustration, infographic, information, internet, isolated, line, linear, lock, management, marketing, network, outline, padlock, protection, report, research, safety, school, security, set, sign, silver, symbol, technology, web,