.warning-message {
    background-color: #f8d7da;
    color: #721c24;
    padding: 5px;
    border-left: 5px solid #f5c6cb;
    border-radius: 5px;
    font-size: 18px;
    text-align: center;
}

.warning-message strong {
    font-weight: bold;
}