Add a UI for visualizing disks

src/main.tsx

@@ -4,7 +4,7 @@ import App from './App'
 
 const params = new URLSearchParams(window.location.search)
 const html = document.documentElement
-html.className = params.get('transparent') ? 'bg-transparent' : 'bg-black'
+html.className = params.get('transparent') ? 'bg-transparent' : 'bg-(--col0)'
 
 ReactDOM.createRoot(document.getElementById('root') as HTMLElement).render(
   <React.StrictMode>