Apply suggestion from @maartenba

Author: maartenba

src/content/docs/bff/fundamentals/multi-frontend/index.mdx

@@ -161,11 +161,11 @@ var frontend = new BffFrontend(BffFrontendName.Parse("frontend1"))
 
 See the topic on [Token Management](/bff/fundamentals/tokens.md) for more information about the various token management options. 
 
-## Handling SPA static assets
+## Handling SPA Static Assets
 
-The BFF can be configured to handle the static file assets that are typically used when developing SPA based apps. 
+BFF can be configured to handle the static file assets that are typically used when developing Single-Page Application (SPA)-based app. 
 
-### Proxying the Index.HTML only
+### Proxying Only `index.html`
 
 When deploying a multi-frontend BFF, it makes most sense to have the frontend's configured with an `index.html` file that is retrieved from a Content Delivery Network (CDN).