diff --git a/src/snek/static/base.css b/src/snek/static/base.css
index 7483432..a21ad41 100644
--- a/src/snek/static/base.css
+++ b/src/snek/static/base.css
@@ -161,8 +161,11 @@ hyphens: auto;
     max-width: 100%;
 }
 
-.message-content img {
-  max-width: 100%; 
+.message-content {
+
+    img, video, iframe {
+        max-width: 100%; 
+    }
 }
 
 .chat-messages .message .message-content .time {