next.js/test/e2e/app-dir/app-css/app/css/layout.js

import './style.css'
import './css-page/style.css'
import styles from './style.module.css'

export default function ServerLayout({ children }) {
  return (
    <>
      <div id="server-cssm" className={styles['server-css'] || 'undefined'}>
        Server Layout: CSS Modules
      </div>
      <div className="server-css">Server Layout: Global CSS</div>
      {children}
    </>
  )
}