Update README.md

[lukasz-jakub-adamczuk]

fixing typo

[lukasz-jakub-adamczuk]

One question about parser class. It possible to remove unused rules after parsing css file. Unused rules i a string or array of selectors. You can check Audits in Chrome, and remove unused CSS rules.

Example
142 rules (54%) of CSS not used by the current page.
site.css: 56% is not used by the current page.
pre
h2
h4
#releaseBox, #candidateBox
#releaseBox h4, #candidateBox h4
#releaseBox h4
#candidateBox h4
...

[sabberworm]

@lukasz-jakub-adamczuk Regarding your question about removing unused selectors: I think it’s an interesting idea but you’ll be much better served by using https://github.com/operasoftware/ucss than rolling your own solution using the PHP-CSS-Parser.