diff --git a/res/css/structures/_BackdropPanel.scss b/res/css/structures/_BackdropPanel.scss
index 482507cb15..63a33276e1 100644
--- a/res/css/structures/_BackdropPanel.scss
+++ b/res/css/structures/_BackdropPanel.scss
@@ -34,4 +34,5 @@ limitations under the License.
     z-index: 0;
     pointer-events: none;
     overflow: hidden;
+    user-select: none;
 }