TL;DR: Thinking in components — No longer do you have to maintain bunch of style-sheets. CSS-in-JS abstracts the CSS model to the component level, rather than the document level (modularity).
Full article
All You Need To Know About CSS-in-JS
TL;DR: Thinking in components — No longer do you have to maintain bunch of style-sheets. CSS-in-JS abstracts the CSS model to the component level, rather than the document level (modularity).
Full article