diff --git a/docs/estilo.css b/docs/estilo.css
index f230a34..9543286 100755
--- a/docs/estilo.css
+++ b/docs/estilo.css
@@ -207,7 +207,7 @@ text-decoration: none;
     opacity: 1;
   }
   50% {
-    opacity: 0;
+    opacity: 0.5;
   }
   100% {
     opacity: 1;