Ключевые слова: 2021, abstract, backdrop, background, black, blank, calendar, carbon, carbonfiber, christmas, composite, copy space, dark, date, december, design, event, fabric, fiber, fibre, frame, gray, greeting, grey, grid, happy, happy new year, holiday, industrial, industry, material, metal, modern, new year, new year 2021, number, pattern, postcard, sign, strong, style, surface, symbol, technology, textile, texture, textured, time, wallpaper,