.custom-carousel .carousel-control-prev,
.custom-carousel .carousel-control-next {
  background-color: rgba(0,0,0,0.3);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  top: 50%;
  transform: translateY(-50%);
}

.custom-carousel .carousel-control-prev {
  left: -20px;
}

.custom-carousel .carousel-control-next {
  right: -20px;
}

.custom-carousel .carousel-indicators {
  bottom: -40px;
}

.custom-carousel .carousel-indicators button {
  background-color: #666;
}