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

    .skeleton::after {
        content: "";
        position: absolute;
        top: 0;
        left: -150px;
        height: 100%;
        width: 150px;
        background: linear-gradient( 90deg, transparent, rgba(255,255,255,0.6), transparent );
        animation: shimmer 1.2s infinite;
    }

@keyframes shimmer {
    100% {
        transform: translateX(300px);
    }
}