Dev: update css imports

index.html

@@ -10,9 +10,6 @@
 
 <body>
   <div id="app"></div>
-  <script type="module">
-    import 'overlayscrollbars/overlayscrollbars.css';
-  </script>
   <script type="module" src="/src/main.ts"></script>
 </body>
 

src/styles/scrollbars.css

@@ -1,3 +1,5 @@
+@import url('overlayscrollbars/styles/overlayscrollbars.css');
+
 .os-theme-dark 
   .os-scrollbar-handle {
     border-radius: 0;