halloween-themed backdrop with vibrant mini pumpkins, dark leaves, and spooky decor including bats and spiders. perfect for

halloween holiday flat lay background scary spooky horror party dark black pumpkin autumn banner bat branch card celebration composition concept creepy decor decoration design desk evil fall fear flatlay frame greeting happy layout leaf maple minimal mockup modern mystery october orange overhead sale season spider table template top view vampire trick treat halloweenthemed backdrop vibrant mini pumpkins leaves including bats spiders perfect seasonal promotions graphic designs