#contenitore {
    position: relative;
    max-width: 100%;
}

/* Anteprima */
.preview-box {
    position: absolute;
    pointer-events: none;
    border: 2px solid #333;
    background: #fff;
    box-shadow: 0 3px 10px rgba(0,0,0,0.4);
    padding: 0;
    z-index: 9999;
    display: none;
}

.preview-box img {
    display: block;
    max-width: 800px; /* Dimensione anteprima aumentata */
    height: auto;
}

/* Mobile */
@media (hover: none) and (pointer: coarse) {
    .preview-box {
        pointer-events: auto;
    }
}