@media print {
  @page {
    size: A4;
    margin: 0;
  }

  html,
  body {
    margin: 0 !important;
    padding: 0 !important;
  }

  header,
  nav,
  .side,
  .s_nav,
  footer {
    display: none;
  }
  #main {
    padding: 0 !important;
    display: block !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    overflow: visible !important;
    position: relative;
    z-index: 99;
  }
  .contents {
    width: 100% !important;
    display: block !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
    overflow: visible !important;
  }
}