Can a 3D Minecraft implementation be done entirely in CSS and HTML, without a single line of JavaScript in sight? The answer ...

Output: The results of executing the CSS, HTML, and JavaScript entered into the sections of the page. Figure A shows jsFiddle loaded in Internet Explorer 9 with empty code panes.

As AI expert Simon Willison explains on X, Make it Real works by "generating a base64 encoded PNG of the drawn components, ... Include any extra CSS and JavaScript in the html file.

And if everything else fails, you can even directly insert content from CSS by using base64-encoded data strings, although smuggling in encoded data would hardly count as “generating HTML ...