.image {
  display: block;
  margin: 1em auto;
  max-width: 100%;
  height: auto;
}

/* weird hack to enable image captions in markdown */
.image + em {
  display: block;
  text-align: center;
  margin-top: -0.4em;
  font-style: normal;
  font-size: 0.95em;
  line-height: 1.5;
  color: var(--colors-medium);
}