Update README.md

Author: atiqbitstream

README.md

@@ -77,7 +77,8 @@ The services are containerized using Docker and deployed on IBM Cloud. Kong API
 
 Here is the full tutorial : 
 
-<iframe width="560" height="315" src="https://www.youtube.com/embed/dVB-dEDAjCQ?feature=shared" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
+[![Watch Video](https://img.youtube.com/vi/dVB-dEDAjCQ/0.jpg)](https://youtu.be/dVB-dEDAjCQ?feature=shared)
+