diff --git a/css/leptonChrome.css b/css/leptonChrome.css
index 5a29c81..25427aa 100644
--- a/css/leptonChrome.css
+++ b/css/leptonChrome.css
@@ -4711,7 +4711,7 @@
         :root[sizemode="maximized"][tabsintitlebar] {
           --uc-titlebar-padding: 8px;
         }
-        :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+        :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
           margin-top: calc(-1 * var(--uc-titlebar-padding));
         }
 
@@ -4867,7 +4867,7 @@
           :root[sizemode="maximized"][tabsintitlebar] {
             --uc-titlebar-padding: 8px;
           }
-          :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+          :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
             margin-top: calc(-1 * var(--uc-titlebar-padding));
           }
 
@@ -5020,7 +5020,7 @@
           :root[sizemode="maximized"][tabsintitlebar] {
             --uc-titlebar-padding: 8px;
           }
-          :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+          :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
             margin-top: calc(-1 * var(--uc-titlebar-padding));
           }
 
@@ -5176,7 +5176,7 @@
             :root[sizemode="maximized"][tabsintitlebar] {
               --uc-titlebar-padding: 8px;
             }
-            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
               margin-top: calc(-1 * var(--uc-titlebar-padding));
             }
 
@@ -5338,7 +5338,7 @@
             :root[sizemode="maximized"][tabsintitlebar] {
               --uc-titlebar-padding: 8px;
             }
-            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
               margin-top: calc(-1 * var(--uc-titlebar-padding));
             }
 
@@ -5491,7 +5491,7 @@
             :root[sizemode="maximized"][tabsintitlebar] {
               --uc-titlebar-padding: 8px;
             }
-            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox {
+            :root[sizemode="maximized"][tabsintitlebar] #navigator-toolbox-background {
               margin-top: calc(-1 * var(--uc-titlebar-padding));
             }
 
diff --git a/src/tabbar/layout/_window_control.scss b/src/tabbar/layout/_window_control.scss
index ba4485f..6b3279b 100644
--- a/src/tabbar/layout/_window_control.scss
+++ b/src/tabbar/layout/_window_control.scss
@@ -50,7 +50,7 @@ See the above repository for updates as well as full license text. */
   :root[sizemode="maximized"][tabsintitlebar] {
     --uc-titlebar-padding: 8px;
 
-    #navigator-toolbox {
+    #navigator-toolbox-background {
       margin-top: calc(-1 * var(--uc-titlebar-padding));
     }
   }