Ключевые слова: abstract, art, background, black, black background, black background video, black gradient, blank, cool tones, creative, creative background, design, design materials, flat, futuristic, gradient, gray, gray film materials, high end, industrial, light and shadow, metal, minimalist, modern, particle light effect, shadow, simple, simple background, simple dynamic background, solid color, solid color background, technological, technological background, texture,