update footer style

src/ui/styles.py

@@ -73,11 +73,11 @@ def get_footer_html() -> str:
     """Get HTML for application footer."""
     from ..config.settings import AppConfig
     
-    return f"""<div style="text-align: center;">
+    return f"""<center>
 
 ---
 
-<h2 style="text-align: center;">🎓 Academic Research Project</h2>
+**🎓 Academic Research Project**
 
 **Institution:** {AppConfig.INSTITUTION}  
 **Advisor:** Dra. Margarita Oliver Lull  
@@ -92,8 +92,8 @@ def get_footer_html() -> str:
 
 *Model v{AppConfig.VERSION} • Updated {AppConfig.LAST_UPDATE} • Research by Daniel Cavadia • TEG UCV 2025*
 
-</div>"""
-# Force rebuild
+</center>"""
+
 def get_model_info_html() -> str:
     """Get HTML for model information."""
     from ..config.settings import AppConfig