body {
    font-family: 'Tahoma', sans-serif;
    background-color: #f8f9fa;
    text-align: center;
    padding: 50px;
}
.message {
    background: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    margin: 10% auto;
    max-width: 600px;
}