header {
  position: relative;

  .bg-carousel {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;

    .carousel-item {
      height: 100vh;

      > img {
        object-fit: cover;
        width: 100%;
        height: 100%;
      }
    }
  }
}