import Document, { Html, Head, Main, NextScript } from "next/document"; import { ServerStyleSheet } from "styled-components"; export default class MyDocument extends Document { static getInitialProps({ renderPage }) { const sheet = new ServerStyleSheet(); const page = renderPage((App) => (props) => sheet.collectStyles() ); const styleTags = sheet.getStyleElement(); return { ...page, styleTags }; } render() { return ( {this.props.styleTags}
); } }