diff --git a/resources/sass/_content.scss b/resources/sass/_content.scss
index be5a6517e..84fd4eae6 100644
--- a/resources/sass/_content.scss
+++ b/resources/sass/_content.scss
@@ -106,7 +106,7 @@
     margin-bottom: 1.375em;
   }
 
-  video {
+  video, iframe {
     max-width: 100%;
   }