Ключевые слова: 3d, background, bacteria, biology, blue, cell, color, colorful, corona, coronavirus, covid19, disease, epidemic, flu, green, guard, health, human, icon, illness, illustration, immune, infection, influenza, isolated, medical, medicine, micro, microbe, microbiology, microscopic, minimal, minimalism, ncov, organism, pandemic, pathogen, protect, protection, render, rendering, safety, science, security, shield, symbol, system, virus,