@page {
  margin: 20mm; }
@page :first {
  margin: 10mm 20mm 20mm 20mm; }
body {
  margin: 0;
  font-size: 12pt; }

nav {
  display: none; }

p, pre, ul, ol, .post_date {
  page-break-inside: avoid; }

h1, h2, h3, h4, h5, h6, .post_date {
  page-break-after: avoid; }