.reveal .text-bg {
  background-color: rgba(0, 0, 0, 0.8);
  color: #fff;
  padding: 1em;
  padding-bottom: 2em;
}

.reveal .photo-credit {
  position: absolute;
  font-size: x-small;
  bottom: 1em;
  color: #888;
}

.reveal .photo-credit a {
  color: #ccc;
}

dt {
  color: #00C5CD;
}

.reveal .text-bg {
  background-color: rgba(0, 0, 0, 0.8);
  color: #fff;
  padding: 1em;
  padding-bottom: 2em;
}

.reveal .photo-credit {
  position: absolute;
  font-size: x-small;
  bottom: 1em;
  color: #888;
}

.reveal .photo-credit a {
  color: #ccc;
}

dt {
  color: #00C5CD;
}

.reveal .slides section .fragment.highlight-current-teal {
  opacity: 1;
  visibility: visible;
}
.reveal .slides section .fragment.highlight-current-teal.current-fragment {
  color: #00C5CD;
}

Add style for teal fragments.
Add style for teal fragments.
