halloween spooky, wide web banner background with free place for text

halloween spooky web banner header footer wide panoramic background free space for text eerie haunted dark night october pumpkins jackolanterns ghosts witches bats cobwebs black cats tombstones creepy fright horror scary autumn trickortreat costumes season festive celebration atmosphere mysterious chilling ghouls monsters spirits decorations ambiance theme party event ghostly stories design scene ai generated