.back-to-home {
  display: none;
}

.article {
  margin: 0 auto;
}

body {
  font-size: 85%;
}

.content pre {
  break-inside: avoid;
}

h2, h3 {
  break-inside: avoid;
}

h2::after,
h3::after {
  content: "";
  display: block;
  height: 100px;
  margin-bottom: -100px;
}