add short description + gif with example nav

Author: johguentner

README.md

@@ -5,3 +5,12 @@
 <img src="https://5amco.de/images/5am.png" width="200" height="200">
 </p>
 
+The package [5am-code/laravel-notion-api](https://github.com/5am-code/laravel-notion-api/edit/main/README.md) allows you, to easily access the new Notion API, fetch pages/databases, read properties etc.
+
+This small project showcases some of the basic features. 
+Feel free to play around and discover the power of the Notion API.
+
+# Example Navigation
+<p align="center">
+    <img src="https://user-images.githubusercontent.com/3506359/119398856-73ff4880-bcd8-11eb-9688-ffab543c51d7.gif" width="100%" height="100%">
+</p>