.slideshow {
    height: 400px;
    object-fit: cover;
}

.card-img-150 {
    position: relative;
    height: 150px;
    overflow: hidden;
}

.card-img-150 > a {
    display: block;
    width: 100%;
    height: 100%;
}

.card-img-150 .card-img-top {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}