Ключевые слова: 2016, abstract, app, application, art, background, celebrate, celebration, cellphone, christmas, communication, december, design, device, digital, display, eve, event, flat, gadget, graphic, greeting, happy, holiday, icon, internet, iot, long, mobile, new, number, of, phone, screen, season, shadow, shape, sign, smart, smartphone, symbol, technology, telephone, things, touch, touchscreen, year,