Ключевые слова: abstract, aqua, aquatic, aquatic beauty, azure, background, blue liquid, blue tranquility, blue water, calm, calming effect, clear, crystal clear, deep blue, deep ocean, deep sea, fluid, gentle waves, liquid, liquid serenity, marine, oceanic, peaceful, pure, refreshing, refreshing ambiance, rippling, serene, serene backdrop, serene nature, serene water, tranquil, tranquil surface, underwater, underwater calmness, underwater world, vibrant, vibrant blue, water element, water surface, water texture, watercolor,