Ключевые слова: art, black, business, communication, computer, concept, conference, contour, course, design, digital, distance, education, elearning, flat, graduation, icon, idea, illustration, information, internet, isolated, knowledge, learning, lecture, lesson, line, linear, lineart, media, online, outline, program, school, seminar, speech, student, study, studying, teacher, teaching, technology, training, tutorial, university, video, web, webinar, white,