.before-after {
  --before-after-position: 50%;
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 0 0 15px;
}

.before-after__stage {
  position: relative;
  overflow: hidden;
  width: 100%;
  background: #f4f4f4;
  border-radius: 3px;
  cursor: ew-resize;
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
}

.before-after--vertical .before-after__stage {
  cursor: ns-resize;
}

.before-after__image--after {
  display: block;
  width: 100%;
  height: auto;
  max-width: none;
  pointer-events: none;
  object-fit: cover;
}

.before-after__image--before {
  position: absolute;
  inset: 0;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 100% 100%;
  pointer-events: none;
}

.before-after--horizontal .before-after__image--before {
  clip-path: inset(0 calc(100% - var(--before-after-position)) 0 0);
  -webkit-clip-path: inset(0 calc(100% - var(--before-after-position)) 0 0);
}

.before-after--vertical .before-after__image--before {
  clip-path: inset(0 0 calc(100% - var(--before-after-position)) 0);
  -webkit-clip-path: inset(0 0 calc(100% - var(--before-after-position)) 0);
}

.before-after__divider {
  position: absolute;
  z-index: 3;
  outline: 0;
}

.before-after--horizontal .before-after__divider {
  top: 0;
  bottom: 0;
  left: var(--before-after-position);
  width: 3px;
  transform: translateX(-50%);
  background: #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .12), 0 0 7px rgba(0, 0, 0, .25);
}

.before-after--vertical .before-after__divider {
  left: 0;
  right: 0;
  top: var(--before-after-position);
  height: 3px;
  transform: translateY(-50%);
  background: #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, .12), 0 0 7px rgba(0, 0, 0, .25);
}

.before-after__divider:focus-visible .before-after__handle {
  box-shadow: 0 0 0 3px rgba(33, 150, 243, .42), 0 2px 8px rgba(0, 0, 0, .25);
}

.before-after__handle {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 44px;
  height: 44px;
  margin: -22px 0 0 -22px;
  border: 3px solid #fff;
  border-radius: 50%;
  background: rgba(30, 30, 30, .64);
  box-shadow: 0 2px 8px rgba(0, 0, 0, .25);
}

.before-after__arrow {
  display: block;
  width: 0;
  height: 0;
  border-style: solid;
}

.before-after__arrow--left { border-width: 6px 8px 6px 0; border-color: transparent #fff transparent transparent; }
.before-after__arrow--right { border-width: 6px 0 6px 8px; border-color: transparent transparent transparent #fff; }
.before-after__arrow--up { border-width: 0 6px 8px; border-color: transparent transparent #fff; }
.before-after__arrow--down { border-width: 8px 6px 0; border-color: #fff transparent transparent; }

.before-after--vertical .before-after__handle {
  flex-direction: column;
  gap: 6px;
}

.before-after__label {
  position: absolute;
  z-index: 2;
  max-width: calc(50% - 12px);
  padding: 5px 9px;
  overflow: hidden;
  color: #fff;
  background: rgba(0, 0, 0, .58);
  border-radius: 3px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  text-overflow: ellipsis;
  white-space: nowrap;
  pointer-events: none;
}

.before-after--horizontal .before-after__label--before { top: 12px; left: 12px; }
.before-after--horizontal .before-after__label--after { top: 12px; right: 12px; }
.before-after--vertical .before-after__label--before { top: 12px; left: 12px; }
.before-after--vertical .before-after__label--after { right: 12px; bottom: 12px; }

/* Default OpenCart 3 theme: comparison is placed immediately before thumbnails. */
.before-after + .thumbnails > li:first-child {
  display: none !important;
}

/* UniShop2: comparison is placed inside the main image block. */
.product-page__image-main .before-after ~ .product-page__image-main-carousel,
.before-after-host .product-page__image-addit {
  display: none !important;
}

@media (max-width: 480px) {
  .before-after__handle {
    width: 38px;
    height: 38px;
    margin: -19px 0 0 -19px;
  }

  .before-after__label {
    padding: 4px 7px;
    font-size: 12px;
  }
}