section.list.light .number {
  color: var(--black);
  background: var(--chapter-color);
}
section.list.dark .number {
  color: var(--grey);
  background: var(--chapter-color-dark);
}
section.list li {
  list-style: none;
  text-align: center;
}
section.list li .number {
  font: var(--h2-font);
  width: 80px !important;
  height: 80px;
  border-radius: 100%;
}
section.list li.zigzag {
  text-align: left;
}
section.list li.zigzag .number {
  margin: 0;
}
@media screen and (max-width: 63.9375em) {
  section.list li.zigzag {
    text-align: center;
  }
  section.list li.zigzag .number {
    margin: 0 auto;
  }
}