halloween wallpaper, Cute cartoon ghost wearing a witch hat, holding a pumpkin and a broomstick, against an orange background with a crescent moon and trees, in a Halloween scene illustration. The art style is cute and digital, with high resolution, bright colors, high detail, high quality, high definition, high sharpness, high contrast, and an Octane render with depth of field and a bokeh effect. The graphics are vector-based and 3D.