diff --git a/de/home/.librewolf/config/chrome/sidebery.css b/de/home/.librewolf/config/chrome/sidebery.css
index 71edc76..cb5fb0c 100644
--- a/de/home/.librewolf/config/chrome/sidebery.css
+++ b/de/home/.librewolf/config/chrome/sidebery.css
@@ -15,7 +15,10 @@
     --nav-btn-height: 28px !important;
 
     @media -moz-pref( "browser.tabs.allow_transparent_browser") and (not (-moz-platform: windows)) {
-      background-color: transparent !important;
+      @media -moz-profile: development {
+        background-color:red
+      }
+/*      background-color: transparent !important;*/
       --frame-bg: transparent !important;
     }
   }
@@ -136,13 +139,15 @@
   .NavigationBar #add_tp.nav-item .icon,
   .new-tab-btn > svg {
     fill: transparent;
-    background-color: var(--nav-btn-fg);
+/*    background-color: var(--nav-btn-fg);*/
+    background-color: transparent;
     mask: url("chrome://global/skin/icons/plus.svg") !important;
   }
 
   .nav-item .audio,
   .nav-item .bookmarks-badge-icon {
-    background-color: var(--frame-bg) !important;
+/*    background-color: var(--frame-bg) !important;*/
+    background-color: transparent;
   }
 
   /* new tab button */
diff --git a/de/home/.librewolf/config/user.js b/de/home/.librewolf/config/user.js
index 14925fc..981b375 100644
--- a/de/home/.librewolf/config/user.js
+++ b/de/home/.librewolf/config/user.js
@@ -237,6 +237,8 @@ user_pref("privacy.resistFingerprinting.randomization.daily_reset.private.enable
 user_pref("widget.use-xdg-desktop-portal.file-picker",1);
 user_pref("widget.use-xdg-desktop-portal.mime-handler",1);
 
+user_pref("browser.tabs.allow_transparent_browser",true);
+
 /****************************************************************************
  * SECTION: SMOOTHFOX                                                       *
 ****************************************************************************/