diff --git a/static/client.html b/static/client.html
index 3c7a8bede..5a139223f 100644
--- a/static/client.html
+++ b/static/client.html
@@ -16,7 +16,7 @@
       border: 0;
     }
 
-    body {
+    html, body {
       height: 100%;
       padding: 0;
       margin: 0;