https://coursetro.com/posts/code/63/Angular-4-Animation-Tutorial

https://www.yearofmoo.com/2017/06/new-wave-of-animation-features.html

https://angular.io/guide/animations

http://jasonwatmore.com/post/2017/04/19/angular-2-4-router-animation-tutorial-example

URL to test - https://coin-search.firebaseapp.com