diff --git a/public/css/style.css b/public/css/style.css
index 6debab6..c808189 100644
--- a/public/css/style.css
+++ b/public/css/style.css
@@ -277,6 +277,14 @@ html, body {
   cursor: pointer;
 }
 
+/* This class's own "display: flex" above otherwise wins over the browser
+   default "[hidden] { display: none }" — same specificity, but an author
+   rule always outranks a user-agent one — so GpxPanelControl#mount hiding
+   these (logged out: no upload/new-folder) had no visual effect at all. */
+.gpx-panel__action[hidden] {
+  display: none;
+}
+
 .gpx-panel__action svg {
   width: 18px;
   height: 18px;