Tailwind CSS v4.x In Tailwind CSS v4.x and above ... As a rule of thumb, anchored elements must use absolute or fixed positioning. This plugin defaults to absolute positioning, but you can add fixed ...

For which languages does it work? The comments in prettify.js are authoritative but the lexer should work on a number of languages including C and friends, Java, Python, Bash, SQL, HTML, XML, CSS, ...