Compacteur CSS
Je note https://packagist.org/packages/wikimedia/minify a regarder, mais les 2 bugs connus et mentionnés n'inspirent pas trop confiance
Known limitations
The following trade-offs were made for improved runtime performance and code simplicity. If they cause problems in real-world applications without trivial workarounds, please let us know!
T37492: In CSS, content within quoted strings that looks like source code are sometimes minified.
T287631: In CSS, writing a URL over multiple lines with escaped line-breaks is not supported.