Artistic illustration art piece, flat, showcasing a stunning stained glass design featuring Santa alongside Rudolph, capturing the essence of Christmas. The composition adheres to the golden ratio, achieving a perfect balance. It employs simplified bold lines, resulting in a masterpiece set against a matte black background that evokes a festive Christmas mood. Prioritize a stylized approach, avoiding realistic faces, 3D elements, side views, or overly intricate details, while maintaining the core theme and beauty of the original concept.