Ключевые слова: background, black, blank, blue, book, concept, design, document, education, empty, graphite, lines, list, margin, memory, message, minimal, mockup, note, notebook, notepad, notepaper, notice, object, office, pad, page, paper, pencil, ruled, school, sheet, simple, space, striped, texture, two, white, wooden, write, writing, yellow,