I was mentioning CSS because it's something that almost everyone here has experience with. I don't know anyone that doesn't use a GUI to tweak or experiment on

I was mentioning CSS because it's something that almost everyone here has experience with. I don't know anyone that doesn't use a GUI to tweak or experiment on things when they're broken. I use Chrome Dev tools, but there are many other GUIs out there. It's true that I still write the first pass in emacs, but the first pass isn't often enough.