CSS Performance、Critical CSS 与渲染成本 | CSS
本章覆盖：CSS 是 render-blocking resource 的高层认知；unused CSS；large stylesheet；critical CSS 的概念；code splitting；route / component style；selector performance 不做过时微优化；layout / paint / composite 成本；font / background asset；animation cost；Lighthouse / Coverage / Performance；先关注资源体积、阻塞、布局和动画瓶颈。
本章知识点
- CSS 是 render-blocking resource 的高层认知
- unused CSS
- large stylesheet
- critical CSS 的概念
- code splitting
- route / component style
- selector performance 不做过时微优化
- layout / paint / composite 成本
- font / background asset
- animation cost
- Lighthouse / Coverage / Performance
- 先关注资源体积、阻塞、布局和动画瓶颈