increase timeout until notices disappear

app/assets/javascripts/application.js

@@ -38,7 +38,7 @@ function fadeOutOnInputChange() {
     inputs[i].addEventListener("keyup", fadeOutNotice);
     inputs[i].addEventListener("change", fadeOutNotice);
   }
-  setTimeout(fadeOutNotice, 7000);
+  setTimeout(fadeOutNotice, 40000);
 }
 
 function mainOnLoad() {