body {
  font-family: sans-serif;
  margin: auto;
  max-width: 800px;
}

.navbar {
  background-color: #313236;
  border-radius: 2px;
  max-width: 800px;
}

.navbar a {
  color: #aaa;
  display: inline-block;
  font-size: 15px;
  padding: 10px;
  text-decoration: none;
}

.navbar a:hover {
  color: #ffffff;
}

pre {
  background-color: #C0FFEE;
  width: 100em;
}

.logo {
    margin-top: 8px;
    margin-left: 200px;
    width: 446px;
    height: 238px;
}

.footer {
  background-color: #313236;
  max-width: 800px;
  padding: 10px;
  color: #ddd;
  font-size: 12px;
}

.footer a {
  color: #aaa;
  text-decoration: none;
}

.footer a:hover {
  color: #fff;
}