.quantity-enforcer-message {
    background-color: #000;
    color: #fff;
    border: 2px solid #9b1c1c;
    padding: 1em 1.5em;
    margin: 1em 0;
    font-size: 16px;
    border-radius: 6px;
    max-width: 420px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}