playful graphic with cheerful pink and teal clouds in a dreamy night sky full of stars

graphic design clouds pink teal night sky stars playful whimsical dreamy happy cheerful children illustration cute fun cartoon decor greeting art creative project fantasy background colorful smile smiling joyful playtime imagination nighttime abstract celestial galaxy heavenly lighthearted vibrant innocence friendly storybook uplifting fantastical space cosmos universe kids adorable pattern ai generated