.carousel {
    position: relative;
    width: 100%;
    height: 450px;
    overflow: hidden;
    margin: auto;
}

.carousel img {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: auto;
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 1s ease-in-out, box-shadow 1s ease-in-out;
    box-shadow: 0 0 0 rgba(0, 0, 0, 0);
}

.carousel img.active {
    opacity: 1;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);
}