body {
  max-width: 900px;
  margin: 2rem auto;
  padding: 0 1rem;
  font-family: serif;
  line-height: 1.5;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

figure {
  margin: 1.5rem 0;
}

figcaption {
  font-weight: bold;
  text-align: center;
}

code {
  font-family: monospace;
}