.reveal h1 {
  font-size: 1.8em;
}

.reveal h2 {
  font-size: 1.3em;
}

.reveal h3 {
  font-style: normal;
  font-weight: bold;
  margin-top: 1.5em;
}

.small {
  font-size: 0.7em;
}

.smaller {
  font-size: 0.6em;
}

.reveal .slides section .fragment.fade-in-then-semi-out {
  opacity: 1;
  visibility: inherit;
}

.reveal .slides section .fragment.fade-in-then-semi-out.visible {
  opacity: 0.5;
  visibility: inherit;
}

.reveal figcaption {
  font-size: 1.1em;
  margin-top: 0.5em;
  line-height: 1.3;
}