Artistic illustration art piece, flat, showcasing a gorgeous expression of stained glass, featuring Santa with Rudolph in a Christmas-themed concept, utilizing the golden ratio for a perfect composition. Emphasize bold and simplified lines to create a masterpiece against a matte black background that evokes a Christmas mood. Maintain an air of stylized creativity and uniqueness, avoiding realistic faces, 3D elements, side views, and intricate detailing for a compelling and cohesive visual.