Ключевые слова: armchair, background, banner, business, class, communication, computer, concept, connection, course, design, development, different, digital, distance, ebook, education, elearning, freelancer, graduation, horizontal, icons, illustration, information, internet, knowledge, laptop, learn, learning, male, man, online, person, scheme, school, science, student, study, studying, symbol, technology, top, training, tutorial, university, view, web, website, working,