diff --git a/css/userContent-files/webextension-tweaks/tree_style_tab.css b/css/userContent-files/webextension-tweaks/tree_style_tab.css
index 35206df..19982ff 100644
--- a/css/userContent-files/webextension-tweaks/tree_style_tab.css
+++ b/css/userContent-files/webextension-tweaks/tree_style_tab.css
@@ -37,9 +37,6 @@
   .menu-ui-59858.menu-ui.menu li.separator {
     border-color: var(--in-content-box-border-color)!important
   }
-  :root {
-    background-color: var(--in-content-page-background)!important
-  }
   .tab {
     background: var(--in-content-page-background)!important;
     border-color: var(--in-content-category-header-background)!important
diff --git a/userContent.css b/userContent.css
index 31355ad..151675b 100644
--- a/userContent.css
+++ b/userContent.css
@@ -2082,9 +2082,6 @@ url-prefix("moz-extension://{e4a8a97b-f2ed-450b-b12d-ee082ba24781}/src/content/e
   .menu-ui-59858.menu-ui.menu li.separator {
     border-color: var(--in-content-box-border-color)!important
   }
-  :root {
-    background-color: var(--in-content-page-background)!important
-  }
   .tab {
     background: var(--in-content-page-background)!important;
     border-color: var(--in-content-category-header-background)!important