a halloween-themed banner mockup featuring black background with paper-cut orange pumpkins and flowers in a

halloween themed design banner mockup black background papercut orange pumpkins flowers minimalist style spooky scary autumn seasonal event celebration festive decoration creepy eerie holiday harvest october haunted dark gothic fall party trick treat jackolantern ghostly witchy magical mysterious cobweb shadowy supernatural macabre costume candy graveyard twilight superstition folklore ai generated