Ключевые слова: background, blank, book, coffee, copy, cup, design, device, digital, display, ebook, education, electronic, empty, equipment, ereader, flat, gadget, glasses, information, lay, learning, leisure, literature, media, mockup, modern, nobody, object, read, reader, screen, space, study, technology, template, text, textbook, top, top view, view, white, yellow,