Without meaning any offense to the OP, I think this is a pretty low bar for Emacs eye-candy... Nicolas Rougier's "Nano Emacs" [0], or his previous "Elegant Emacs" [1] are better examples. You can also get pretty far using variable-pitch mode for mixing fonts (for example in org-mode [2]).
[0]: https://github.com/rougier/nano-emacs
[1]: https://github.com/rougier/elegant-emacs
[2]: https://github.com/minad/org-modern