main {
  margin: 2em 1em 5em;
}

article {
  line-height: 1.5;
}

article h1 {
  text-align: center;
  font-size: 1.3em;
}

article h2 {
  font-size: 1.1em;
  margin-top: 1em;
}

article h3,
h4 {
  font-size: 1em;
  font-weight: normal;
}

article li {
  margin-top: 1em;
  margin-bottom: 1em;
}

article a {
  color: #1478f0;
}

article a:hover {
  text-decoration: underline;
}

article strong {
  text-decoration: underline;
}

article ol {
  list-style: none;
  padding-left: 1em;
  counter-reset: listCounter;
}

article ol li::before {
  counter-increment: listCounter;
  content: "("counter(listCounter) ") ";
}