http://www.benmarshall.me/css-print-stylesheet/

116-5.css

@media print {
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    page-break-after: avoid; // Prevent headings from being printed at the bottom of the page
  }

  article {
    page-break-before: always; // Always start new articles on a new page
  }

  img {
    page-break-inside: avoid; // Prevent images from being split up
  }
}