Ключевые слова: 3d, ad, advertise, background, blank, book, brochure, close, closeup, content, copy, copyspace, cover, design, diary, document, education, empty, gray, hardcover, illustration, library, literature, magazine, media, mock, mockup, modern, object, office, organizer, page, pattern, pen, reading, render, rendering, shadow, sheet, single, space, stack, stationery, studying, supplies, template, textbook, up, white, wisdom,