update

docs/advanced-features/react-18/streaming.md

@@ -68,6 +68,6 @@ Currently, data fetching within `Suspense` boundaries on the server side is not
 
 #### Styling
 
-So far only `styled-jsx` is supported with streaming. The Next.js team is working on support for CSS modules and other CSS solutions in streaming SSR. Stay tuned for updates.
+Global CSS, CSS modules and Next.js built-in `styled-jsx` are supported with streaming. The Next.js team is working on the guide of integrating other CSS-in-JS solutions in streaming SSR. Stay tuned for updates.
 
-Notice that for React Server Components, `styled-jsx` should be only placed in client components.
+> Note: The styling code should be only placed in client components, not server components, when using React Server Components