Viewing/inputing issues within Fork Me!

Any ideas why my screen is freezing or my input screen appearing black or only showing partial text? The Landing Page nor the ability to test my code isn’t always visible either, it goes in and out at random.

share your pen link, so that it is possible to help you

https://codepen.io/MessyJ21/pen/ZEbbMJz

It is no longer having the issue described above, it just goes in and out…

Here it is doing it again.