Goal
- Minimize the quantity of data for users to download.
- Improve performance.
- Reduce the energy impact related to the consultation of the site.
Implementation
Remove unnecessary spaces and comments in CSS files using dedicated tools.
Control
For the whole website
- Check manually within all CSS files that new lines, comments, indents or line breaks are present.
- Or use the listing of non-minified CSS files using developer tools (browsers, online tools, etc.)