body {
  font-family: "Palatino Linotype", Palatino, serif;

  /* Center content on large screens. */
  margin-inline: auto;
  max-width: 80ch;
  line-height: 1.5;
  padding-inline: 1rem;

  /* Prevent horizontal scrollbars. */
  overflow-wrap: anywhere;
}

/* Prevent horizontal scrollbars. */
pre {
  white-space: break-spaces;
}

/* Responsive images. */
img {
  max-width: 100%;
}