@media (min-width: 769px) {
  /* Override plain paragraph and media-single widths only for standalone portraits. */
  #content.photos-article .entry-content img.photo-fit-portrait {
    display: block;
    width: auto;
    height: auto;
    max-width: 100%;
    max-height: min(75vh, 640px);
    object-fit: contain;
    margin-inline: auto;
  }
}