Hosting apps on heroku

Question

I have pushed app to heroku but now when I try to open it using the open app button,I'm greeted with a blank screen.
The link to the heroku app is: https://sheltered-sierra-33140.herokuapp.com/
Anyone with a few suggestions as to why that's happening?

Answer 1

As i'm reading this I get a notification from heroku via email. Haha

Answer 2

Where you getting that from Chris??How did you get that.What did you do??