diff --git a/public/index.html b/public/index.html
index 0b14e70..2df60a7 100644
--- a/public/index.html
+++ b/public/index.html
@@ -7,7 +7,7 @@
     <link rel="stylesheet" href="https://latest.datasette.io/-/static/app.css">
     <title>Datasette Vega</title>
   </head>
-  <body>
+  <body class="datasette-vega-demo">
     <h1>Datasette Vega</h1>
     <p>Enter the URL of the JSON version of any Datasette table:</p>
     <form action="." method="GET" style="margin-bottom: 2em">
diff --git a/setup.py b/setup.py
index ad467a5..ee5e7e1 100644
--- a/setup.py
+++ b/setup.py
@@ -4,7 +4,7 @@ from subprocess import check_output
 from wheel.bdist_wheel import bdist_wheel
 import os
 
-VERSION = '0.6.1'
+VERSION = '0.6.2'
 ROOT = os.path.dirname(os.path.abspath(__file__))
 
 
diff --git a/src/index.css b/src/index.css
index cbabe2a..983aee4 100644
--- a/src/index.css
+++ b/src/index.css
@@ -1,14 +1,14 @@
-body {
+body.datasette-vega-demo {
   margin: 0;
   padding: 1em;
   font-family: sans-serif;
 }
 
 
-form div {
+body.datasette-vega-demo form div {
   margin-bottom: 0.5em
 }
 
-label {
+body.datasette-vega-demo label {
   padding-right: 0.5em;
 }
