body {
  max-width: 48em;
  margin: 0.5em auto;
  padding: 0.5em;
  border: 0;
  background-color: white;
  color: black;
  text-align: justify
}

h1, h2, h3, h4, h5, h6 {
  text-align: center;
}

h2 {
  page-break-before: always;
  padding-top: 0.5em
}

p {
  text-indent: 1em;
  margin: 0.5em 0;
}

pre {
  margin: 1em 10%;
}

blockquote {
  font-style: italic;
  margin-left: 10%;
  margin-right: 10%
}

hr {
  width: 10%;
  margin: 1.5em auto;
}