.slide-items {
  width: 80%;
  height: 80%;
  margin: auto;
}
.slide-items img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.slick-prev:before,
.slick-next:before {
  color: black;
}
.slick-dots li button:before {
  font-size: 18px;
  top: 6px;
}