.image-wrapper-skeleton {
    position: relative;
    width: 100%;
    aspect-ratio: 1/1;
}

.skeleton {
    position: absolute;
    top:0; left:0;
    background: linear-gradient(90deg,#eee 25%,#f5f5f5 50%,#eee 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    z-index:1;
    width: 100%;
    height: 100%;
}

.image-wrapper-skeleton img {
    display:block;
    position:relative;
    z-index:0;
    width: 100%;
    height: 100%;
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}