Static CSS Leakage in Microfrontends — Why Shadow DOM Fails and How postcss-prefix-selector Fixes It
Static CSS in a child app was leaking into the host app — here's why Shadow DOM couldn't fix it and how postcss-prefix-selector solved it.

Static CSS in a child app was leaking into the host app — here's why Shadow DOM couldn't fix it and how postcss-prefix-selector solved it.

How I tracked down a shape-shifting UI bug caused by JSS and Emotion competing for insertion order in a single-spa microfrontend.
