.hotspot-box {
  position: absolute;
}

.hotspot {
  width: 50px;
  height: 50px;
  border-radius: 25px;
  background: #3498db;
  color: #fff;
  font-size: 25px;
  line-height: 50px;
  text-align: center;
  font-weight: 500;
  box-shadow: 0px 0px 7px 2px #fff;
}

.hotspot:hover {
  font-weight: 700;
  cursor: pointer;
  color: #fff;
  box-shadow: 0px 0px 12px 3px #fff;
}

.silverslide img {
  margin: auto;
}

.silverslide-hide {
  visibility: hidden;
  opacity: 0;
}

.silverslide-show {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.5s linear;
}
.silverslide li.active {
  z-index: 1;
}