Index: src/wp-admin/css/wp-admin.css
===================================================================
--- src/wp-admin/css/wp-admin.css	(revision 26082)
+++ src/wp-admin/css/wp-admin.css	(working copy)
@@ -4901,6 +4901,10 @@
 	border-style: solid;
 }
 
+.wp-customizer .ac_results {
+	z-index: 500000;
+}
+
 .ac_results li {
 	padding: 2px 5px;
 	white-space: nowrap;
Index: src/wp-admin/customize.php
===================================================================
--- src/wp-admin/customize.php	(revision 26082)
+++ src/wp-admin/customize.php	(working copy)
@@ -56,7 +56,7 @@
 wp_user_settings();
 _wp_admin_html_begin();
 
-$body_class = 'wp-core-ui js';
+$body_class = 'wp-core-ui wp-customizer js';
 
 if ( wp_is_mobile() ) :
 	$body_class .= ' mobile';
Index: src/wp-content/themes/twentyfourteen/inc/featured-content.php
===================================================================
--- src/wp-content/themes/twentyfourteen/inc/featured-content.php	(revision 26083)
+++ src/wp-content/themes/twentyfourteen/inc/featured-content.php	(working copy)
@@ -370,11 +370,6 @@
 	 */
 	public static function enqueue_scripts() {
 		wp_enqueue_script( 'featured-content-suggest', get_template_directory_uri() . '/js/featured-content-admin.js', array( 'jquery', 'suggest' ), '20131022', true );
-		wp_add_inline_style( 'customize-controls', "
-			.ac_results {
-				z-index: 500000;
-			}
-		" );
 	}
 
 	/**