Create a simple outline drawing sketch of Lord Krishna's face, featuring: A serene and divine expression Distinctive facial features, including arched eyebrows, a straight nose, and full lips A subtle, enigmatic smile (known as the "Mona Lisa smile") A traditional Indian hairstyle, adorned with a peacock feather or a crown Minimal lines and shading, with a focus on clean, elegant contours A plain white background to emphasize the face