.skeleton{
    position: relative;
    overflow: hidden;
    background: #e5e7eb;
}

.skeleton::after{
    content:'';
    position:absolute;
    inset:0;
    transform:translateX(-100%);
    background:linear-gradient(
        90deg,
        transparent,
        rgba(255,255,255,.7),
        transparent
    );
    animation: shimmer 1.3s infinite;
}

@keyframes shimmer{
    100%{
        transform:translateX(100%);
    }
}