/* Icona whatsapp in basso a destra fissa */
.whatsapp-float {
    position: fixed;
    right: 20px;
    bottom: 20px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #25D366;
    color: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.25);
    z-index: 9999;
    text-decoration: none;
}
.whatsapp-float:hover,
.whatsapp-float:focus {
    background: #1fbc5c;
    color: #ffffff;
    text-decoration: none;
}
.whatsapp-float i {
    font-size: 28px;
    line-height: 1;
}