.event-slideshow img {
  opacity: 1;
  transition: opacity .45s ease;
}

.event-slideshow img.is-changing {
  opacity: 0;
}

.event-slideshow-shell:fullscreen,
.event-slideshow-shell.is-fullscreen-fallback {
  background: #080808;
  display: flex;
  height: 100%;
  justify-content: center;
  padding: 0;
  position: relative;
  width: 100%;
}

.event-slideshow-shell:fullscreen .event-slideshow,
.event-slideshow-shell.is-fullscreen-fallback .event-slideshow {
  display: flex;
  flex: 1 1 auto;
  min-height: 0;
}

.event-slideshow-shell:fullscreen .event-slideshow img,
.event-slideshow-shell.is-fullscreen-fallback .event-slideshow img {
  height: 100vh;
  max-height: 100vh;
  max-width: 100vw;
  object-fit: contain;
  width: 100%;
}

.event-slideshow-shell:fullscreen .event-slideshow-controls,
.event-slideshow-shell.is-fullscreen-fallback .event-slideshow-controls {
  inset: 0;
  pointer-events: none;
  position: absolute;
}

.event-slideshow-shell.is-fullscreen-fallback {
  inset: 0;
  position: fixed;
  z-index: 10000;
}

body.slideshow-fullscreen-open {
  overflow: hidden;
}

.event-slideshow-shell:fullscreen .event-slideshow-controls > *,
.event-slideshow-shell.is-fullscreen-fallback .event-slideshow-controls > * {
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s ease;
}

.event-slideshow-shell:fullscreen.controls-visible .event-slideshow-controls > *,
.event-slideshow-shell.is-fullscreen-fallback.controls-visible .event-slideshow-controls > * {
  opacity: 1;
  pointer-events: auto;
}

.event-slideshow-shell:fullscreen #retreat-prev,
.event-slideshow-shell:fullscreen #retreat-next,
.event-slideshow-shell.is-fullscreen-fallback #retreat-prev,
.event-slideshow-shell.is-fullscreen-fallback #retreat-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.event-slideshow-shell:fullscreen #retreat-prev,
.event-slideshow-shell.is-fullscreen-fallback #retreat-prev { left: 1rem; }

.event-slideshow-shell:fullscreen #retreat-next,
.event-slideshow-shell.is-fullscreen-fallback #retreat-next { right: 1rem; }

.event-slideshow-shell:fullscreen .event-slideshow-count,
.event-slideshow-shell.is-fullscreen-fallback .event-slideshow-count {
  bottom: 1rem;
  color: #fff;
  left: 50%;
  position: absolute;
  transform: translateX(-50%);
}

.event-slideshow-shell:fullscreen #retreat-fullscreen,
.event-slideshow-shell.is-fullscreen-fallback #retreat-fullscreen {
  align-items: center;
  border-radius: 50%;
  display: flex;
  font-size: 1.65rem;
  height: 2.75rem;
  justify-content: center;
  line-height: 1;
  padding: 0;
  position: absolute;
  right: 1rem;
  top: 1rem;
  width: 2.75rem;
}