The CSS randomly does or doesn't seem to apply in the REPL.
Adding some random whitespace to the CSS often makes it work, but removing the whitespace again makes the CSS drop off again.

I would post a REPL link, but the "output" and "save" buttons also don't seem to work in the REPL now?
Here's a link to my gist:
https://gist.github.com/mindplay-dk/d85fbf5427d5e4436fadc70ce46d9ac2
The CSS randomly does or doesn't seem to apply in the REPL.
Adding some random whitespace to the CSS often makes it work, but removing the whitespace again makes the CSS drop off again.
I would post a REPL link, but the "output" and "save" buttons also don't seem to work in the REPL now?
Here's a link to my gist:
https://gist.github.com/mindplay-dk/d85fbf5427d5e4436fadc70ce46d9ac2