Ключевые слова: 3d, abstract, alert, background, bacteria, biology, blank, caution, cell, communication, concept, corona, coronavirus, covid19, dangerous, disease, empty, epidemic, fever, flu, global, graphic, health, icon, illness, illustration, important, infection, medical, medicine, microbiology, minimal, organism, outbreak, pandemic, pink, problem, protection, render, risk, safety, science, sick, sign, space, symbol, trouble, virus, warning, world,