https://atomize-io.herokuapp.com/wikipedia.org

Append the domain name to the URL in the address bar. Press Enter to see how much the website can benefit by adopting Atomic CSS. Read the blog post to understand how it works.

wikipedia.org Single page CSS Complete CSS
Before After Before After
No. of Rulesets 264 537 274 599
No. of Selectors 338 537 325 599
No. of Declarations 908 537 1015 599
Size (in KB) 28.24 21.68 30.61 24.30
Gzipped Size (in KB) 6.27 4.50 6.67 4.96
Save 1.77 KB! (28.23%) Save 1.71 KB! (25.64%)