body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: #f4f6f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background-color: white;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

h1 {
    color: #003366;
    margin-bottom: 15px;
}

h2, h3 {
    color: #444;
    margin: 8px 0;
}

h4 {
    margin-top: 20px;
    color: #777;
    font-size: 14px;
}