halloween night scene with glowing pumpkin and full moon, generative ai

halloween night scene pumpkin moon fullmoon lantern glow spooky bats eerie ambiance atmosphere holiday celebration jackolantern background decoration festive enchanting halloweenseason marketing materials greeting cards website banners socialmedia posts designers marketers mood october autumn fall decor nightscape halloweenart spookyart scary creepy seasonal haunting dark mysterious twilight illustration generative ai generated