body {
  font-family: Roboto, Arial, Helvetica, sans-serif;
  margin: 40px auto;
  max-width: 650px;
  padding: 0 10px;
  line-height: 1.8;
}

hr {
  border-color: rgba(200, 200, 200, 0.6);
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.4;
}

[role="doc-subtitle"] {
  color: #6c6c6c;
  text-transform: uppercase;
  font-size: 10pt;
}

footer {
  color: #6c6c6c;
  font-size: 11pt;
  line-height: normal;
}

a {
  color: #4444ee;
  text-decoration: none;
  font-weight: bold;
}

pre {
  border: 1px solid #6c6c6c;
  border-radius: 5px;
  padding: 10px;
  overflow-x: auto;
}

code {
  font-size: 11pt;
}

figure {
  text-align: center;
  padding: 5px;
}

figure > img {
  border: 1px solid #6c6c6c;
  box-sizing: border-box;
  max-width: 100%;
}

figure > figcaption {
  font-size: 10pt;
}