Index: wp-admin/css/customize-controls.css
===================================================================
--- wp-admin/css/customize-controls.css	(revision 21842)
+++ wp-admin/css/customize-controls.css	(working copy)
@@ -157,7 +157,7 @@
 
 #customize-header-actions .button-primary {
 	float: right;
-	margin-top: 11px;
+	margin-top: 8px;
 }
 
 #customize-header-actions img {