::selection element not working

Question

I'm on an iPhone and selection element isn't working. How can i fix this? I'm in the css lesson.

Answer 1

It's not supported in mobile safari. Try that lesson from desktop or android it works fine in other devices.
https://caniuse.com/#search=%3A%3As
https://developer.mozilla.org/en-US/docs/Web/CSS/::selection#Summary

Answer 2

Thanks. It was driving me crazy.