--- a/browser/themes/shared/customizableui/panelUI.inc.css
+++ b/browser/themes/shared/customizableui/panelUI.inc.css
@@ -744,16 +744,20 @@ toolbarpaletteitem[place="palette"] > to
 #appMenu-fxa-icon > .toolbarbutton-text {
   display: none;
 }
 
 #appMenu-fxa-icon[syncstatus="active"] {
   list-style-image: url(chrome://browser/skin/syncProgress-horizontalbar.png);
 }
 
+#appMenu-fxa-status {
+  -moz-box-align: center;
+}
+
 #appMenu-fxa-avatar {
   pointer-events: none;
   list-style-image: url(chrome://browser/skin/fxa/default-avatar.svg);
 }
 
 @media (min-resolution: 1.1dppx) {
   #appMenu-fxa-label,
   #appMenu-fxa-icon {