diff --git a/de/home/.librewolf/config/chrome/sidebery.css b/de/home/.librewolf/config/chrome/sidebery.css
index 6b5a0e9..7ce78db 100644
--- a/de/home/.librewolf/config/chrome/sidebery.css
+++ b/de/home/.librewolf/config/chrome/sidebery.css
@@ -12,6 +12,7 @@
     --tabs-height: 30px !important;
     --nav-btn-width: 30px !important;
     --nav-btn-height: 28px !important;
+    --active-el-bg: [[[COLORHEX]]] !important;
 
     @media -moz-pref( "browser.tabs.allow_transparent_browser") and (not (-moz-platform: windows)) {
 /*      background-color: [[[COLORHEX]]] !important;*/