minimalist halloween decor in a green interior a small green pumpkin on a white shelf for a subtle spooky ambiance

minimalist halloween decor green interior small pumpkin white shelf subtle spooky ambiance concept banner scary october festive theme autumn fall creepy ghosts witches decorations haunted house black orange costumes trickortreat spiderwebs gothic moon shadows scarecrows ghouls scarymovie skeletons candles lights spiders web bats vampires zombies monster potions treats ai generated