As more and more abilities are shoved into CSS (or into various preprocessors of CSS like Sass/SCSS | Less) you wonder how far CSS3 is from being its own programming language. The answer is: it's still not a programming language. And in fact it's not even a really crappy one, as it is not shown to itself be Turing complete. (Except for some variants of Internet Explorer which allow you to use expressions as CSS values, but this is not supported and highly recommended against for performance reasons.)
You may recall from theoretical computer science classes that Alan Turing (you may...