Make howto bigger

README.md

@@ -21,7 +21,7 @@ It is also collecting the child process metrics using _collectDefaultMetrics_ fr
 Monkey-patching for Application Performance Monitoring (APM) provides a powerful and flexible approach, enabling seamless integration and deep insights into your application's inner workings without disrupting its original structure, ultimately enhancing observability and optimizing performance.
 
 
-### How to use it
+## How to use it
 To use this library you can add the following script to your _package.json_
 
 ```json