@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.rotating {
    animation: rotate 1s linear infinite;
    display: inline-block;
}

.quick-order-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

#quick-order-message {
    margin-top: 15px;
    padding: 15px;
    border-radius: 4px;
}