diff --git a/docs/examples/index4.html b/docs/examples/index4.html
index 0b08fb3f2..60cb43b6a 100644
--- a/docs/examples/index4.html
+++ b/docs/examples/index4.html
@@ -49,10 +49,10 @@
   "$schema": "https://vega.github.io/schema/vega/v5.json",
   "description": "An example of a radial layout for a node-link diagram of hierarchical data.",
   "width": 920,
-  "height": 920,
+  "height": 80%,
   "padding": 5,
   "autosize":  {
-    "type": "fit"
+    "type": "pad"
   },  
 
   "signals": [