PROMPT:An Art Nouveau aesthetic historical infographic visual poster in 16:9 horizontal format about Greek mythology, showcasing an sophisticated flowing layout inspired by classical decorative visual poster visual design, with ornate floral borders, curling vines, golden laurel motifs, and graceful asymmetrical linework; the main artwork should depict the Olympian family tree as a beautiful mythic tableau with Zeus, Hera, Athena, Apollo, Artemis, Poseidon, and Aphrodite composed in a ceremonial portrait image-oriented hierarchy around Mount Olympus, each god or goddess framed by stylized Art Nouveau halos, flowing hair, marble columns, peacocks, olive branches, stars, waves, and moon crescents, all drawn with elongated sophisticated contours and rich decorative detail; apply a palette of deep teal, antique gold, cream, and muted rose, with delicate gradients only in the illustrated figures and backdrop sky; place the title at the top in large ornamental serif lettering reading GREEK MYTHOLOGY, with the subtitle THE OLYMPIAN FAMILY TREE beneath it in smaller sophisticated text; organize the facts into decorative side panels with graceful curved frames and thin gold rules, including sections labeled ORIGINS, GODS OF OLYMPUS, SYMBOLS, POWERS, HEROES, and LEGACY, plus a small DID YOU KNOW? box near the lower corner with five original myth facts; the entire visual poster should feel luxurious, classical, poetic, and richly decorative, with no contemporary UI, no copyrighted artwork, and a true Art Nouveau atmosphere, 16:9 horizontal ratio