.slider {
  width: 100%;
  height: 50%;
}
.swiper {
  width: 60%;
  height: 100%;
}

.swiper-slide {
  text-align: center;
  background: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
}

.swiper-slide .swiper-img_wrapper img {
  display: block;
  height: 100%;
  object-fit: cover;
  margin: auto;
}