diff --git a/browser/themes/linux/customizableui/panelUI.css b/browser/themes/linux/customizableui/panelUI.css
index f7ae28c99a1f..ca42acdcd87e 100644
--- a/browser/themes/linux/customizableui/panelUI.css
+++ b/browser/themes/linux/customizableui/panelUI.css
@@ -105,8 +105,7 @@ photonpanelmultiview .panel-banner-item > .toolbarbutton-multiline-text {
   margin: 0;
 }
 
-photonpanelmultiview .subviewbutton > .toolbarbutton-icon,
-photonpanelmultiview .panel-banner-item > .toolbarbutton-multiline-text {
+photonpanelmultiview .subviewbutton > .toolbarbutton-icon {
   padding: 0;
 }
 
diff --git a/browser/themes/shared/customizableui/panelUI.inc.css b/browser/themes/shared/customizableui/panelUI.inc.css
index 96996c33ce05..647cba96b730 100644
--- a/browser/themes/shared/customizableui/panelUI.inc.css
+++ b/browser/themes/shared/customizableui/panelUI.inc.css
@@ -1261,8 +1261,13 @@ photonpanelmultiview .subviewbutton > .toolbarbutton-text {
 photonpanelmultiview .subviewbutton-iconic:not(.subviewbutton-back) > .toolbarbutton-text,
 photonpanelmultiview .cui-withicon > .toolbarbutton-text,
 photonpanelmultiview .subviewbutton[image] > .toolbarbutton-text,
-photonpanelmultiview .subviewbutton[checked="true"] > .toolbarbutton-text,
+photonpanelmultiview .subviewbutton[checked="true"] > .toolbarbutton-text {
+  padding-inline-start: 8px; /* See '.subviewbutton-iconic > .toolbarbutton-text' rule above. */
+}
+
 photonpanelmultiview .panel-banner-item > .toolbarbutton-multiline-text {
+  font: menu;
+  padding: 0;
   padding-inline-start: 8px; /* See '.subviewbutton-iconic > .toolbarbutton-text' rule above. */
 }
 
diff --git a/browser/themes/windows/customizableui/panelUI.css b/browser/themes/windows/customizableui/panelUI.css
index 6be67d749321..13c2b92ca819 100644
--- a/browser/themes/windows/customizableui/panelUI.css
+++ b/browser/themes/windows/customizableui/panelUI.css
@@ -155,8 +155,7 @@ photonpanelmultiview .panel-banner-item > .toolbarbutton-multiline-text {
   margin: 0;
 }
 
-photonpanelmultiview .subviewbutton > .toolbarbutton-icon,
-photonpanelmultiview .panel-banner-item > .toolbarbutton-multiline-text {
+photonpanelmultiview .subviewbutton > .toolbarbutton-icon {
   padding: 0;
 }