serene sky. tranquil and dreamy sky scenery

atmospheric cloudscapes tranquility background cottonlike relaxation celestial formation dreamlike tranquil drifting creating serenity calmness blissful daydream ethereal heavenly luminous majestic overhead skyscape soothing scenery ambient horizon idyllic surreal serene dreamy fluffy clouds gently bright beauty nature pastel shades cloud white clear sense abyss light vista misty peace puffy wispy soft blue airy calm sky zen