body {
  margin: 1em;
  max-width: 80ch;
  font-family: monospace;
}
p {
  margin: 1em 0;
}
a {
  border-radius: 4px;
  background-color: #eee;
  text-decoration: none;
}
a:hover {
  background-color: #ddd;
  text-decoration: underline;
}
ul {
  margin: 1em 0 1em 2ch;
  padding: 0;
  list-style: none;
}
