Ключевые слова: alert, attention, bacteria, cell, computer, concept, covid, dangerous, deadly, disease, drawing, epidemic, flu, geometric, health, help, home, home office, house, isolated, laptop, medical, medicina, microbes, object, office, pandemic, planet, pneumonia, protection, quarantine, red, shape, sickness, sign, sos, stay home, stop, symbol, symptoms, tag, text, virus, warning, work,