.cn-success {
    background: #d4edda;
    color: #155724;
    padding: 12px;
    border-radius: 6px;
    margin: 15px 0;
    border: 1px solid #c3e6cb;
}
.cn-error {
    background: #f8d7da;
    color: #721c24;
    padding: 12px;
    border-radius: 6px;
    margin: 15px 0;
    border: 1px solid #f5c6cb;
}