puppeteer-screenshot.js

const puppeteer = require('puppeteer');

const domain = process.argv[2];

function sleep(millis) {
  return new Promise(resolve => setTimeout(resolve, millis));
}

(async () => {
  const browser = await puppeteer.launch({args: ['--no-sandbox', '--disable-setuid-sandbox']});
  const page = await browser.newPage();

  screenWidth = 1366;
  screenHeight = 900;

  await page.setViewport({width:screenWidth, height: screenHeight});
  await page.goto(domain, {waitUntil :'networkidle2'} );

  await sleep(4000);

  await page.screenshot({
    path: 'home.png',
    fullPage: false
  });

  await browser.close();
})();