Print DOM element (avoids rendering issues)

print-element.js

printElement(selector) {
  const elem = document.querySelector(selector)
  var printWindow = window.open('','PrintWindow', 'width=400,height=200');
  html2canvas(elem).then(canvas => {
    var doc = printWindow.document
    var img = doc.createElement('img')
    img.src = canvas.toDataURL('image/png')
    doc.body.appendChild(img)
    setTimeout(() => {
      printWindow.print()
      printWindow.close()
    }, 0)
  })