Ключевые слова: abstract, background, blue, bright, bubble, calm down, circle, clean, clear, cold, color, concentric, concentric circles, drop, energy, environment, flowing, fresh, freshness, glass, light, liquid, motion, nature, peaceful, purity, radiating, rain, raindrop, ripple, serene, smooth, splash, splashing, still, still water, surface, tranquil, transparent, water, wave, wet,