.cq-stackgallery {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 420px;
  -webkit-transform-style: preserve-3d;
  cursor: pointer;
  position: relative;
}

a:hover .stackgallery-prev:after, a:hover .stackgallery-next:after {
  border-top: 2px solid #e74c3c;
  border-right: 2px solid #e74c3c;
}

.stackgallery-prev {
  position: absolute;
  left: 32px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
  width: 24px;
  height: 24px;
  /*border: 2px solid #333;*/
  border-radius: 50%;
}

.stackgallery-prev:after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border-top: 2px solid #333;
  border-right: 2px solid #333;
  -ms-transform: rotate(-135deg);
  -moz-transform: rotate(-135deg);
  -webkit-transform: rotate(-135deg);
  transform: rotate(-135deg);
}
.stackgallery-prev.white:after {
  border-top: 2px solid #FFF;
  border-right: 2px solid #FFF;
}
.stackgallery-next {
  position: absolute;
  width: 24px;
  height: 24px;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  display: inline-block;
  display: inline-block;
  border-radius: 50%;
}

.stackgallery-next:after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border-top: 2px solid #333;
  border-right: 2px solid #333;
  -ms-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  transform: rotate(45deg);
}
.stackgallery-next.white:after {
  border-top: 2px solid #FFF;
  border-right: 2px solid #FFF;
}

.stackgallery-item {
  position: absolute;
  opacity: 0;
  z-index: 2;
}
.stackgallery-item.back {
  z-index: 1;
}
.stackgallery-item.front {
  z-index: 3;
}