Ключевые слова: 1st may, 2020, background, banner, card, cartoon, celebration, character, concept, construction, creative, doctors, employment, happy, holiday, illustration, industrial, industry, international, international labor day, international labour day, labor, labour, labour party, man, may, may 1st, national, nurses, people, poster, profession, symbol, team, teamwork, thank you, thank you background, thank you card, together, woman, work, worker, workers, workers day,