body, td, th, dd, dt, h1, h2, h3, h4, h5, h6, p, ol, ul, li, div {
  font-family: helvetica,arial,sans-serif;
}

body {
  font-size: 12pt;
  text-align: center;
  margin:1em;
}

textarea, pre {
  font-family: monospace;
  font-size: 12pt;
}

div.master {
  text-align: center;
  font-size: 18pt;
  max-width: 25em;
  min-width: 20em;
  margin: auto;
  padding: 0.5em;
}

div.refer {
  background:#F0FFE0 none repeat scroll 0%;
  text-align: center;
  font-size: 10pt;
  max-width: 50em;
  min-width: 30em;
  margin: 1em auto;
  border: 1px solid black;
  padding: 1em;
}