According to Wikipedia , the programming style is:
Programming style (also called code standards or code convention) is a term that describes conventions for writing source code in certain programming languages.
Programming style is often dependent on the programming language chosen to write. For example, the style of the C programming language will vary from that of the BASIC language.
In several languages there are style guides that we could call "official" as in the case of PHP and Python, although they are a recommendation, not a mandatory standard:
In HTML, CSS and JS I use the Google style guides:
My question is:
Are there other more recognized or "official" style guides for HTML, CSS and JS?