Retro silkscreen football poster style.

A retro-style silkscreen national football poster, using vintage propaganda / WPA sports poster aesthetics. Restricted [PALETTE] flat color palette, maximum 5 colors total, heavy halftone texture and dot screen texture throughout. A [HUMAN] representing [COUNTRY] stands confidently on a football field in [POSE]. The player wears a retro uniform inspired by [COUNTRY], with [UNIFORM]. A classic 1970s-style football is located near the lower corner. Behind the player, a simplified stadium with a curved roof structure, dotted spectator stands, and minimal field details forms the background under [SKY]. A framed banner at the top features bold uppercase block typography reading "[COUNTRY]". Include [CREST]. The entire composition has a heavy border frame, strong posterized shadows, flat ink shapes, simplified anatomy, heavy dark outlines, distressed aged paper texture, worn printed edges, vintage lithograph poster finish, two-to-five-color silkscreen printing, propaganda poster composition, grainy retro print texture, vertical 4:5 format.