examples/sveltekit-preprocess/src/app.html

<!DOCTYPE html>
<html lang="en">

<head>
	<meta charset="utf-8" />
	<link rel="icon" href="%sveltekit.assets%/favicon.png" />
	<meta name="viewport" content="width=device-width, initial-scale=1" />

	<!-- If you have your preferred styles reset and don't want to use the option one provided by svelte-scoped-uno, add that first  -->

	<!-- Then the global styles from svelte-scoped-uno (optional reset, preflights and safelists). These are inlined in dev, added as a cacheable hashed css file in build. -->
	%svelte-scoped-uno.global%

	%sveltekit.head%
</head>

<body>
	<div>%sveltekit.body%</div>
</body>

</html>