Mysterious black cat with green eyes

Generate an image with a circular white element centered on top of a rectangular background. Ensure that the circular element has a white background and is positioned in the middle of the rectangular background. a mysterious and foreboding atmosphere surrounds a black cat with gleaming, emerald-green eyes. The feline's sleek, midnight-black fur contrasts sharply with its mesmerizing, almost otherworldly gaze. It crouches low to the ground, poised and alert, as if ready to pounce on unseen prey or disappear into the shadows. The verdant luminescence of its eyes seems to pierce through the darkness, imbuing the cat with an aura of ancient mysticism and superstition.