.reference-heading{
  max-width:960px;
  margin-inline:auto;
  margin-bottom:36px;
}
.reference-heading h1{
  margin:10px 0 0;
  font-size:var(--title-display);
}
.reference-heading>.muted{
  max-width:76ch;
  margin-block:22px;
  line-height:1.85;
}
.reference-heading a{
  color:var(--accent-dark);
  text-decoration:underline;
  text-underline-offset:4px;
}
.reference-chapter{
  padding-top:20px;
  padding-bottom:36px;
  border-bottom:1px solid var(--border);
}
.reference-chapter:last-child{
  border-bottom:0;
  padding-bottom:0;
}
.reference-chapter>h2{
  margin-top:28px;
}
.reference-chapter .table-scroll{
  margin-block:24px;
}
.reference-chapter .callout{
  font-size:var(--text-base);
}
@media(max-width:768px){
  .reference-heading h1{
    font-size:var(--title-section);
  }
  .reference-heading{
    margin-bottom:24px;
  }
  .reference-chapter{
    padding-top:12px;
    padding-bottom:24px;
  }
}