Ключевые слова: 2020, abstract, academic, apple, back, background, banner, book, boy, cartoon, character, color, concept, couple, design, doodle, ecology, education, flat, frame, fun, garden, girl, graduation, holiday, icon, illustration, label, lesson, man, modern, pen, pencil, reading, sale, school, sitting, sketch, student, summer, teaching, template, text, universe, university, welcome, white background, woman, young,