@page {
  size: A4;
  margin: 2cm;
}

.manual-layout {
  grid-template-columns: 1fr !important;
}

.manual-toc,
.site-header,
.site-header nav,
.manual-toc-title {
  display: none !important;
}

.pro-tip {
  page-break-inside: avoid;
}

.chapter-md,
.markdown-body {
  max-width: 100% !important;
}

.markdown-body h1.chapter-seo-h1 {
  page-break-before: always;
}

article.chapter:first-of-type h1.chapter-seo-h1 {
  page-break-before: avoid;
}

body {
  font-family: "Sarabun", sans-serif !important;
  background: #fff !important;
  color: #1a1a1a !important;
}