3d octane render. dreamy art. advertisement for 'Birra Milano.' The poster features a dark-haired woman with flowing rainbow colored hair, wrapped in a flowing, ethereal gown. She holds a tall glass of beer with elegance. The background showcases a silhouette of the iconic Milan Cathedral at sunset, with a warm orange and golden sky fading into darker tones. The large, bold text at the bottom reads 'BIRRA MILANO' in a classic font, complementing the overall artistic and elegant aesthetic of the poster.