body {
  background: white;
  color: black;
  font-family: sans-serif;
}

a {
  background: transparent;
  color: #0090ff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul {
  font-size: 20pt;
  list-style: disc;
}

div#contents {
  width: 600px;
  margin-left: auto;
  margin-right: auto;
}