Ключевые слова: abstract, air, anniversary, background, ball, balloon, balloons, birthday, blue, bright, carnival, celebrate, celebration, childhood, cloudless, color, colorful, decoration, desire, festive, filled, float, fly, freedom, graduation, group, heaven, helium, holiday, horizontal, hundreds, hydrogen, inflated, joy, light, many, may day, multicolor, play, purple, red, release, ribbon, romantic, sky, string, summer, three, vibrant, white,