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Tag: CSS3

20 Tips for Optimizing CSS Performance

By Craig Buckler,

Craig Buckler discusses 20 ways to optimize your CSS so that it’s faster-loading, easier to work with and more efficient, covering analysis tools, CDNs, HTTP/2, CSS3, animations and transitions, fonts, concatenation and minifying, build tools, flexbox, grid, SVG, critical CSS, and more.

CSS Selectors: Pseudo-elements

By Tiffany Brown,

The CSS Pseudo-elements Module Level 4 specification clarifies behavior for existing pseudo-elements and defines several new ones. Only a few, however, have any degree of support in current browsers. Those are the ones we’ll talk about in this article.