Ключевые слова: 3d, advertisements, background, blank, book, brand, brochure, business, center, centered, closed, cover, design, detailed, diary, editable, empty, front, gray, hardcover, illustration, isolated, lean, literature, minimal, mock, mockup, note, object, office, paper, parallel, presentation, read, realistic, set, shadow, single, stand, studio, template, up, vertical, white,