.listmonk-message {
    padding: 10px;
    border-radius: 4px;
}

.listmonk-message:empty {
    display: none;
}

.listmonk-message.success {
    background: #d4edda;
    color: #155724;
}

.listmonk-message.error {
    background: #f8d7da;
    color: #721c24;
}