.sled {
  position: relative;
  overflow: hidden;
  user-select: none;
}
.sled:focus,
.sled-view:focus {
  outline: none;
}

/* .sled-proportion::after {
  content: '';
  display: block;
  width: 100%;
  height: 0;
} */

/* direction */

.sled-control-direction-default {
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: none;
  box-shadow: none;
  border: none;
  transition: opacity 0.5s, transform 0.5s;
  opacity: 0.5;
}

.sled-control-direction-default.sled-control-direction-disabled {
  pointer-events: none;
}

.sled-control-direction-default.sled-control-direction-prev {
  transform-origin: right center;
}
.sled-control-direction-default.sled-control-direction-prev:before {
  border-left: 3px solid black;
  transform: rotate(-45deg);
}

.sled-control-direction-default.sled-control-direction-next {
  transform-origin: left center;
}
.sled-control-direction-default.sled-control-direction-next:before {
  border-right: 3px solid black;
  transform: rotate(45deg);
}

.sled-control-direction-default:focus {
  box-shadow: none;
  outline: none;
}

.sled-control-direction-default:before {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 15px;
  height: 15px;
  border-top: 3px solid black;
}

.sled-control-direction-default:focus {
  opacity: 1;
}

.sled-control-direction-default:hover, 
.sled-control-direction-default:active {
  opacity: 1;
  transform: scale(1.2);
}

.sled-control-direction-default-disabled {
  opacity: 0.25;
}

/* index */

.sled-control-index-default {
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: none;
  box-shadow: none;
  border: none;
  transition: opacity 0.5s, transform 0.5s;
  opacity: 0.4;
}

.sled-control-index-default.sled-control-index-disabled {
  pointer-events: none;
}

.sled-control-index-default:focus {
  box-shadow: none;
  outline: none;
}

.sled-control-index-default:before {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  background: grey;
  border-radius: 50%;
}

.sled-control-index-default:hover, 
.sled-control-index-default:focus {
  transform: scale(1.2);
}

.sled-control-index-default:hover, 
.sled-control-index-default:focus, 
.sled-control-index-default:active {
  opacity: 0.6;
}

.sled-control-index-default:disabled {
  pointer-events: none;
}

.sled-control-index-default-active {
  opacity: 1;
  pointer-events: none;
}
.sled-progress-default {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  overflow: hidden;
  height: 20px;
}

.sled-progress-default-rail {
  position: absolute;
  left: 0;
  width: 100%;
  pointer-events: none;
  background: black;
  height: 4px;
}

.sled-progress-default-track {
  background: red;
  height: 4px;
}

.sled-progress-default-separators {
  position: absolute;
  z-index: 200;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  pointer-events: none;  
}

.sled-progress-default-separator {
  width: 4px;
  background: white;
}

/* Mimic "justify-content: space-evenly;" */
.sled-progress-default-separators:before,
.sled-progress-default-separators:after {
  content: '';
  display: block;
  height: 100%;
}

.sled-progress-default-controls {
  position: absolute;
  z-index: 100;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
}

.sled-progress-default-control {
  position: absolute;
  z-index: 100;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
}