.tutorial-intro{
  max-width:900px;
  margin-inline:auto;
  margin-bottom:36px;
}
.tutorial-intro h1{
  margin-block:18px 24px;
}
.tutorial-title-tail{
  color:var(--accent);
}
.tutorial-summary{
  max-width:740px;
  font-size:18px;
  color:var(--muted);
}
.tutorial-document>.toc-tabs{
  margin-bottom:48px;
}
.tutorial-reading{
  max-width:820px;
  margin-inline:auto;
}
.tutorial-chapter{
  padding-top:24px;
  padding-bottom:48px;
}
.tutorial-chapter+.tutorial-chapter{
  border-top:1px solid var(--border);
  padding-top:48px;
}
.tutorial-chapter h2{
  margin-top:16px;
  margin-bottom:24px;
}
.tutorial-chapter h3{
  line-height:1.35;
}
.tutorial-chapter .btn{
  text-decoration:none;
}
.tutorial-chapter h3[id]{
  scroll-margin-top:var(--toc-offset);
}
@media(max-width:768px){
  .tutorial-summary{
    font-size:var(--size-body);
  }
  .tutorial-document>.toc-tabs{
    margin-bottom:24px;
  }
  .tutorial-chapter{
    padding-bottom:32px;
  }
  .tutorial-chapter+.tutorial-chapter{
    padding-top:32px;
  }
}