Ключевые слова: 2020, background, blue, business, calendar, celebrate, celebration, christmas, concept, congratulations, date, day, december, decoration, design, desk, empty, eve, event, festive, graphic, greeting, happy, holiday, illustration, invitation, merry, modern, month, new, new year, number, office, page, paper, party, schedule, season, sign, snow, space, table, text, time, week, white, winter, work, xmas, year,