diff --git a/src/wp-admin/css/widgets.css b/src/wp-admin/css/widgets.css
index 5c12e1ac33..c4327808fe 100644
--- a/src/wp-admin/css/widgets.css
+++ b/src/wp-admin/css/widgets.css
@@ -155,6 +155,7 @@
 .media-frame.media-widget .image-details .embed-media-settings .setting.align,
 .media-frame.media-widget .attachment-display-settings .setting.align,
 .media-frame.media-widget .embed-media-settings .setting.align,
+.media-frame.media-widget .embed-media-settings .legend-inline,
 .media-frame.media-widget .embed-link-settings .setting.link-text,
 .media-frame.media-widget .replace-attachment,
 .media-frame.media-widget .checkbox-setting.autoplay {