body {
  color: black;
  background: white;
  link: red;
  margin-left: 10%;
  margin-right: 10%;
  font-family: Arial, Helvetica, Helv, sans-serif;
}

h1 {
  margin-left: -8%;
}

h2,h3,h4,h5,h6 {
  margin-left: -4%;
}

h1.title { text-align: center }
h2.subsection { margin-top: 2em; margin-bottom: 0.5em; }

p.notice {
  padding-left: 0.2em;
  padding-right: 0.2em;
  margin-left: 10%;
  margin-right: 10%;
  font-family: Arial, Helvetica, Helv, sans-serif;
}

p.changed {
  padding-left: 0.2em;
  border-left: solid;
  border-right: none;
  border-top: none;
  border-bottom: none;
  border-left-width: thin;
  border-color: red;
}