.tutorial-intro h1{margin-top:20px}
.tutorial-lead{max-width:760px;margin-top:24px;font-size:var(--text-lead);color:var(--text-muted)}
.tutorial-intro .callout{max-width:860px;margin-bottom:0}
.tutorial-document{padding-bottom:64px}
.tutorial-chapter{padding-top:48px;padding-bottom:40px;margin-inline:auto}
.tutorial-chapter+.tutorial-chapter{border-top:1px solid var(--border)}
.tutorial-chapter>h2{margin-top:12px}
.tutorial-chapter>.btn{margin-top:8px}
@media(max-width:640px){
  .tutorial-document{padding-bottom:48px}
  .tutorial-chapter{padding-top:36px;padding-bottom:28px}
}