Poster width even greater

Author: rotorman

docs/fest2025.md

@@ -6,7 +6,7 @@ hide:
 
 <p></p> 
 <p align="center">
-<a><img src="/assets/FestPoster2025.jpg?raw=true" align="center" width="640"></a>
+<a><img src="/assets/FestPoster2025.jpg?raw=true" align="center" width="844"></a>
 </P>