diff --git a/assets/reset.css b/assets/reset.css
index 8f61cea..7a1d3da 100644
--- a/assets/reset.css
+++ b/assets/reset.css
@@ -39,6 +39,7 @@ svg,
 iframe {
   display: block;
   max-width: 100%;
+  margin: 0 auto;
 }
 /*
     7. Remove built-in form typography styles