.fade-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: white;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s  ease-in-out; /* Durata ridotta */
}

.fade-overlay.visible {
    opacity: 1;
    pointer-events: auto;
}