diff --git a/play/play.example b/play/play.example
index 1c6ea3510a..8346ec8d36 100644
--- a/play/play.example
+++ b/play/play.example
@@ -13,6 +13,7 @@ html,
 body {
   width: 100vw;
   height: 100vh;
+  margin: 0;
   #play {
     height: 100%;
     width: 100%;