push notifications are not working

[KravMaguy]

https://codelabs.developers.google.com/codelabs/push-notifications/#6

The Push notifications are only showing in the console, its not working as described in the exercise. This is what I am seeing in the console. https://www.dropbox.com/s/wj19rlutqvwco4s/Screenshot%202019-08-23%2014.40.35.png?dl=0

[xgqfrms]

same question

https://cdn.xgqfrms.xyz/web-notification/index.html

1. before is ok

2. now is not work at all

[xgqfrms]

PC ok

https://cdn.xgqfrms.xyz/web-notification/index.html

mac bug