.vat-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #3498db;
    animation: spin 1s ease-in-out infinite;
    -webkit-animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { -webkit-transform: rotate(360deg); }
}

@-webkit-keyframes spin {
    to { -webkit-transform: rotate(360deg); }
}