Ключевые слова: 2020, 2021, agenda, calendar, celebrate, celebration, christmas, countdown, date, deadline, december, end of the year, end of year, event, family, festive, fireworks, free time, greeting, happiness, happy new year, holiday, january, joyful, new year, new years resolution, office, particles, public holiday, season, silvester, sylvester, together, tradition, vacation, work, xmas, year, yearend,