Ключевые слова: abstract, arrow, background, business, chart, close up, color, communication, concept, creativity, design, diagram, drawing, education, engineering, figure, frame, graph, graphic, highlighter, idea, innovation, inspiration, isolated, line, macro, marker, meeting, organization, pen, plan, presentation, red, scheme, school, science, seminar, sign, sketch, sketching, solution, success, teaching, tracing, white, writing,