Ключевые слова: background, blank, book, booklet, brochure, brown, catalog, clean, copy, cover, design, desk, desktop, diary, document, education, element, empty, front, identity, isolated, literature, magazine, media, mock, mock up, mockup, modern, object, office, old, open, page, paper, portfolio, presentation, sheet, single, space, symbol, table, template, textbook, texture, up, white, wood, wooden,