/* Owner-requested Brain and Immunity imagery. Original portraits are unretouched. */
#brain-practice .brain-practice > img {
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  filter: none;
}
#immune-practice .brain-practice {
  display: block;
  max-width: 860px;
  margin-inline: auto;
}
#immune-practice .brain-practice > div {
  max-width: 720px;
  margin-inline: auto;
}