.manual-intro {
  max-width: var(--reading);
  margin-inline: auto;
  margin-bottom: 40px;
}
.manual-intro h1 {
  margin-inline: 0;
}
.manual-intro .lead {
  margin-inline: 0;
}
.manual-intro p a,
.manual-intro .callout a {
  color: var(--accent-dark);
}
.manual-content {
  max-width: var(--reading);
  margin-inline: auto;
}
.manual-chapter {
  padding-top: 56px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--border);
}
.manual-chapter:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}
.manual-chapter .manual-kicker {
  margin-bottom: 12px;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: var(--small-size);
}
.manual-chapter h2 {
  margin-top: 0;
}
.manual-chapter .code-window {
  margin-block: 28px;
}
.manual-chapter .table-scroll {
  margin-block: 28px;
}
@media (max-width: 640px) {
  .manual-intro {
    margin-bottom: 28px;
  }
  .manual-chapter {
    padding-top: 40px;
    padding-bottom: 32px;
  }
}