Minify css for demo docs

src/docs/App.svelte

@@ -1,7 +1,5 @@
 <script>
   import Carousel from './Carousel.svx'
-  import '../../node_modules/prismjs/themes/prism-tomorrow.css'
-  import './global.css'
 </script>
 
 <main>

src/docs/main.js

@@ -1,4 +1,6 @@
 import App from './App.svelte';
+import 'prismjs/themes/prism-tomorrow.css'
+import './global.css'
 
 const app = new App({
   target: document.body,