Ключевые слова: 3d, africa, african, algeria, algerian, background, banner, biology, color, coronavirus, country, covid, covid19, crown, democratic, disease, emblem, epidemic, flag, flu, icon, identity, illness, illustration, infection, international, maghreb, medical, medicine, microbiology, nation, national, outbreak, pandemic, pathogen, pneumonia, republic, risk, sars, science, sick, sign, silk, symbol, textile, virology, virus, wallpaper, waved, wavy,