test.txt

https://try-puppeteer.appspot.com/

const browser = await puppeteer.launch();
const page = await browser.newPage();
await page.goto('https://news.ycombinator.com', {waitUntil: 'networkidle2'});
// page.pdf() is currently supported only in headless mode.
// @see https://bugs.chromium.org/p/chromium/issues/detail?id=753118
await page.pdf({
    path: 'hn.pdf',
    format: 'letter',
    displayHeaderFooter: true,
    footerTemplate:  '<style>body {color: red;}h1{font-size: 12px;}</style><h1>Page <span class="pageNumber"></span> of <span class="totalPages"></span></h1>',
    margin: {
        top: '100px',
        right: '20px',
        bottom: '100px',
        left: '20px'
    },
});

await browser.close();








-----------------
styling header footer:

https://github.com/GoogleChrome/puppeteer/issues/1853