@keyframes slide {
    0% {
        transform: translateX(0);
    }
    9% {
        transform: translateX(0);
    }
    10% {
        transform: translateX(-100%);
    }
    19% {
        transform: translateX(-100%);
    }
    20% {
        transform: translateX(-200%);
    }
    29% {
        transform: translateX(-200%);
    }
    30% {
        transform: translateX(-300%);
    }
    39% {
        transform: translateX(-300%);
    }
    40% {
        transform: translateX(-400%);
    }
    49% {
        transform: translateX(-400%);
    }
    50% {
        transform: translateX(-500%);
    }
    59% {
        transform: translateX(-500%);
    }
    60% {
        transform: translateX(-600%);
    }
    69% {
        transform: translateX(-600%);
    }
    70% {
        transform: translateX(-700%);
    }
    79% {
        transform: translateX(-700%);
    }
    80% {
        transform: translateX(-800%);
    }
    89% {
        transform: translateX(-800%);
    }
    90% {
        transform: translateX(-900%);
    }
    97% {
        transform: translateX(-900%);
    }
    100% {
        transform: translateX(0);
    }
}

.carousel {
    border-radius: 6px;
    border: 1px solid #CCC;
    outline: 1px solid #000;
    box-shadow: 0 0 8px 0 #000;
    max-width: 640px;
    margin: auto;
    overflow: hidden;
}

.carousel-wrapper {
    display: flex;
    animation: slide 60s infinite;
}

.carousel-wrapper > picture {
    flex-shrink: 0;
    position: relative;
    width: 100%;
    margin-bottom: 30px;
}

.carousel-wrapper > picture::after {
    content: attr(alt);
    position: absolute;
    bottom: -1.5em;
    left: 50%;
    white-space: nowrap;
    transform: translateX(-50%);
}

.carousel-img {
    object-fit: cover;
    aspect-ratio: 16 / 11;
    width: 100%;
}