body {
  margin: 0 auto;
  max-width: 35em; 
  padding: 0 1em;
  color: #444;
  font-family: Georgia, Palatino, serif;
  line-height: 1.5;
}

h1, h2 {
  margin: 1em 0 0 0;
  color: #111;
  font-weight: 400;
  line-height: 1.2;
}

h1 {
  font-size: 30pt;
}

h2 {
  font-size: 18pt;
}

ol {
  padding-left: 14pt;
  list-style-position: outside;
}

ol li {
	padding-left: 2pt;
}

ol li:last-child {
  margin-bottom: 1em;
}

dt {
  margin: 0 0 0.5em 0;
  font-weight: bold;
}

dd {
  margin: 0 0 1em 0;
}

footer {
  margin: 1.5em 0;
  font-size: 10pt;
}

a:link {
  color: #09f;
}

a:visited {
  color: #518;
}

a:active {
  color: #e00;
}

a:hover {
  color: #06e;
}

a:focus {
  outline: thin dotted;
}

small {
  font-size: 10pt;
}

@media (prefers-color-scheme: dark) {
  body {
    background: #111;
    color: #bbb;
  }

  h1, h2 {
    color: #ddd;
  }

  a:link {
    color: #6af;
  }

  a:visited {
    color: #c8f;
  }

  a:active {
    color: #f77;
  }

  a:hover {
    color: #3bf;
  }
}