.slider .slick-arrow {
  display: none;
}

.thumbnail .slick-arrow:before {
  content: "";
  width: 100% !important;
  height: 100% !important;
  position: absolute;
  top: 0;
  left: 0;
}

.thumbnail .slick-next:before {
  content: "\F231";
  font-family: bootstrap-icons;
  color: #008cd6;
  font-size: 40px;
}

.thumbnail .slick-prev:before {
  content: "\F22D";
  font-family: bootstrap-icons;
  font-size: 40px;
  color: #008cd6;
}

.slick-prev {
  left: -40px;
}

.slick-prev,
.slick-next {
  top: 45%;
}