src/pages/_document.tsx

/* eslint-disable max-len */
/* eslint-disable camelcase */
/* eslint-disable react/jsx-props-no-spreading */
import Document, {
  Html, Head, Main, NextScript, DocumentContext,
} from 'next/document';
import { ServerStyleSheet } from 'styled-components';

export default class MyDocument extends Document {
  static async getInitialProps(ctx: DocumentContext) {
    const sheet = new ServerStyleSheet();
    const originalRenderPage = ctx.renderPage;
    try {
      ctx.renderPage = () => originalRenderPage({
        // useful for wrapping the whole react tree
        enhanceApp: (App) => (props) => sheet.collectStyles(
          <>
            <App {...props} />
          </>,
        ),
        // useful for wrapping in a per-page basis
        enhanceComponent: (Component) => Component,
      });

      // Run the parent `getInitialProps`, it now includes the custom `renderPage`
      const initialProps = await Document.getInitialProps(ctx);

      return {
        ...initialProps,
        styles: (
          <>
            {initialProps.styles}
            {sheet.getStyleElement()}
          </>
        ),
      };
    } finally {
      sheet.seal();
    }
  }

  render() {
    return (
      <Html>
        <Head>
          <link rel="preconnect" href="https://fonts.gstatic.com" />
          <link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500&display=swap" rel="stylesheet" />
        </Head>
        <body>
          <Main />
          <NextScript />
        </body>
      </Html>
    );
  }
}