diff --git a/examples/01-hello/README.md b/examples/01-hello/README.md
index 16bedc73..bebe1605 100644
--- a/examples/01-hello/README.md
+++ b/examples/01-hello/README.md
@@ -20,7 +20,7 @@ examples/01-hello/
├── app.py # Express: set_react_page() + 2 reactive_output outputs
├── app-core.py # Core: page_react_html() + App(app_ui, server), same outputs
└── www/
- ├── index.html # 3 lines: stylesheet, #root div, script
+ ├── index.html # 2 lines: stylesheet, script (the app appends its own mount div to )
├── app.js # raw React.createElement (with `h` shorthand)
└── main.css # body reset
```
diff --git a/examples/01-hello/www/app.js b/examples/01-hello/www/app.js
index e44c79db..ed53ac7d 100644
--- a/examples/01-hello/www/app.js
+++ b/examples/01-hello/www/app.js
@@ -102,5 +102,9 @@ function App() {
);
}
-const root = ReactDOM.createRoot(document.getElementById("root"));
+// No mount div in index.html — create the container and append it to .
+// The script is deferred, so document.body is parsed by the time this runs.
+const root = ReactDOM.createRoot(
+ document.body.appendChild(document.createElement("div")),
+);
root.render(h(App));
diff --git a/examples/01-hello/www/index.html b/examples/01-hello/www/index.html
index 7a54efb1..880e7633 100644
--- a/examples/01-hello/www/index.html
+++ b/examples/01-hello/www/index.html
@@ -1,3 +1,2 @@
-