Ключевые слова: 3d, 3d rendering, abstract, aged, art, artery, backdrop, background, biology, black, blood, body, bright, brown, cell, color, colorful, dark, decor, decorative, design, detail, effect, graphic, health, heart, human, life, macro, material, medicine, nature, old, pattern, red, rendering, research, retro, rough, science, shade, surface, system, texture, textured, vein, veins, vessel, vessels, wallpaper,