Ключевые слова: 2020, abstract, art, background, banner, black, blackboard, board, calendar, card, celebration, chalk, chalkboard, child, christmas, color, concept, copy, day, decoration, design, draw, drawing, education, element, end, graphic, greeting, handwriting, happy, holiday, illustration, kid, message, motivation, new, number, party, plan, poster, sign, studying, symbol, text, winter, year,