darktable_to_lightgallery/res/css/lg-autoplay.css

.lg-progress-bar {
  background-color: #333;
  height: 5px;
  left: 0;
  position: absolute;
  top: 0;
  width: 100%;
  z-index: 1083;
  opacity: 0;
  will-change: opacity;
  -webkit-transition: opacity 0.08s ease 0s;
  -moz-transition: opacity 0.08s ease 0s;
  -o-transition: opacity 0.08s ease 0s;
  transition: opacity 0.08s ease 0s;
}

.lg-progress-bar .lg-progress {
  background-color: #a90707;
  height: 5px;
  width: 0;
}

.lg-progress-bar.lg-start .lg-progress {
  width: 100%;
}

.lg-show-autoplay .lg-progress-bar {
  opacity: 1;
}

.lg-autoplay-button:after {
  content: '\e01d';
}

.lg-show-autoplay .lg-autoplay-button:after {
  content: '\e01a';
}

.lg-single-item .lg-autoplay-button {
  opacity: 0.75;
  pointer-events: none;
}