minor tuning

docs/usage.adoc

@@ -32,11 +32,13 @@ You can now move on to the various examples below:
 
 This demonstrates how to serve asset using an https://developer.enonic.com/docs/xp/stable/runtime/engines/http-service[http service].
 
-It shocases:
+====
+This example showcases:
 
 * Serving assets from the default static folder
 * Overriding "immutable" default cache headers
 * Disabling serving of index.html files
+====
 
 . Start by *adding a service* to your app.
 +
@@ -73,10 +75,12 @@ include::../src/main/resources/site/pages/dynamic/dynamic.ts[]
 
 Developers using site engine, may want to serve the assets from a pretty URL, rather than a service endpoint.
 
+====
 This example demonstrates
 
 * use of relativeMappedPath
 * using a custom static folder location
+====
 
 . Create a controller that will serve the files:
 +
@@ -110,11 +114,13 @@ include::../src/main/resources/site/controllers/myController/files/css/styles.cs
 
 Lib static is also capable of acting like a webserver, serving html-files. In this example we use XP's /webapp feature to do the job. To make the example as realistic as possible, we use a React SPA created with Vite.
 
-The example below demonstrates advanced features in lib static like:
+====
+Showcases advanced use-cases like:
 
 * Custom Cache control handling
 * Fallback handling to SPA file for 404
 * Custom static folder location
+====
 
 . Create a new React app using Vite
 +