:root {

  --default-margin: 12px;

}

h1 {
  margin-bottom: 30px;
}
h2 {
  margin-bottom: 17px;
}
h3 {
  margin-bottom: 16px;
}
h4 {
  margin-bottom: 15px;
}
h5 {
  margin-bottom: 14px;
}
h6 {
  margin-bottom: 13px;
}

p + :is(h1, h2, h3, h4, h5, h6),
pre + :is(h1, h2, h3, h4, h5, h6),
blockquote + :is(h1, h2, h3, h4, h5, h6),
ul + :is(h1, h2, h3, h4, h5, h6) {
  margin-top: 50px;
}

section + h1, section + h2, section + h3, section + h4, section + h5, section + h6 {
  margin-top: 50px;
}

p {
  margin-bottom: var(--default-margin);
}
pre {
  margin-bottom: var(--default-margin);
}
ul {
  padding-inline-start: 20px;
}
section {
  margin-bottom: var(--default-margin);
}