i am trying to add a background image to h1 tag but it is not working i don't understand why it is not working

Answer 1

https://code.sololearn.com/W1h26H3Z00eb/?ref=app

Answer 2

https://www.sololearn.com/learn/CSS/1104/
https://code.sololearn.com/WWY8vcU6N233/?ref=app