diff --git a/src/wp-includes/js/mediaelement/wp-mediaelement.css b/src/wp-includes/js/mediaelement/wp-mediaelement.css
index ec8e37bc98..51fcb6765b 100644
--- a/src/wp-includes/js/mediaelement/wp-mediaelement.css
+++ b/src/wp-includes/js/mediaelement/wp-mediaelement.css
@@ -1,3 +1,7 @@
+.mejs-container {
+	clear: both;
+}
+
 .mejs-container * {
 	font-family: Helvetica, Arial;
 }