diff --git a/src/gui/html/elements/loot-message-dialog.html b/src/gui/html/elements/loot-message-dialog.html
index 906979ef..e2686af7 100644
--- a/src/gui/html/elements/loot-message-dialog.html
+++ b/src/gui/html/elements/loot-message-dialog.html
@@ -27,6 +27,9 @@ was pressed.
         margin: 24px 40px;
         max-width: 50%;
       }
+      [hidden] {
+        display: none;
+      }
     </style>
     <paper-dialog id="dialog"
                   entry-animation="fade-in-animation"