update readme

README.md

@@ -21,6 +21,7 @@ That part is up to you :)
 - [Quick start](#quick-start)
 - [Why should I use this?](#why-should-i-use-this)
 - [What is included in this repository?](#what-is-included-in-this-repository)
+- [Guide to elements introduced here](#guide-to-elements-introduced-here)
 
 ## Quick start:
 
@@ -92,6 +93,8 @@ These elements will help you in the future if you want to make an application th
 - A pyproject.toml file
 - A requirements.txt file
 
+## Guide to elements introduced here
+
 ### Requirements (requirements.txt)
 
 When you write code, you will likely use external libraries to do certain tasks that are either complex, or you do not want to re-implement.