feat(documentation): detail for bi-mode and optim of bundle size

Author: vogloblinsky

site/src/content/docs/bi-mode.mdx

@@ -61,7 +61,7 @@ In this scenario, you will have access to all the components available in OUDS W
 2. Replace your Boosted import file by copy pasting this code in the main style file of your project:
     <details class="mb-medium">
       <summary>See the main style file example</summary>
-      <Code lang="scss" code={`// 1. Import all OUDS Web
+      <Code lang="scss" code={`// 1. Import all OUDS Web or copy and paste the contents of the file mentioned below here and remove unnecessary parts (if you want to optimize the CSS bundle size).
         @import "@ouds/web-orange/dist/css/ouds-web";
 
         // 2. Import a custom stack of Boosted and remove already existing elements.