Removing characters is not the same as improving a stylesheet’s behavior, compatibility, or delivery strategy.
Use a parser-aware build pipeline for production…
Use a parser-aware build pipeline for production CSS. It can preserve source maps, process imports, detect syntax problems, and apply tested transformations.
Keep readable source files under version control…
Keep readable source files under version control even when deployment assets are minified. Debugging a single compressed line is slower and less transparent.
Check custom properties, strings, data URLs, comments,…
Check custom properties, strings, data URLs, comments, and vendor-specific syntax before trusting a simple formatter or minifier.
Use the related tool carefully
This guide is paired with a browser-only utility. The tool is a practical aid for small examples and inspection; it is not a substitute for application testing, a formal data pipeline, or professional review where the decision has higher consequences.
Open the related CSS Minifier and Formatter