Ключевые слова: background, bacteria, banner, blue, circle, color, colored, concept, contagion, contamination, coronavirus, danger, dark, epidemic, health, horizontal, icon, illness, illustration, infected, information, laboratory, line, linear, microbe, microbiology, minimal, modern, object, outline, pandemic, science, scientific, sickness, sign, style, symbol, syndrome, thin, virus, viruses, web,