body {
  background: #fff;
  font: normal 16px Arial, Helvetica, sans-serif;
  line-height: 18px;
  color: #1e1e1e;
  margin: 25px 50px;
}

#controls, .stack, #loading { display: none }

#printable_contents {
  font: normal 12px Monaco, 'Courier New', monospace;
  line-height: 18px;
  display: block;
  white-space: pre-wrap;
}