body {
  margin: 0;
  background: #FFFFFF;
  font-family: 'Courier New', Courier, monospace;
  font-size: 11px;
}

main {
  width: 600px;
  margin: 0 auto;   /* this centers it */
  text-align: left; /* keep text left-aligned */
}

a:link {
  text-decoration: none;
  color: #990000;
}
a:visited {
  color: #CC0000;
}
a:hover {
  color: #009;
}