body {
    background: #f5f7fa;
    font-family: 'Segoe UI', Arial, sans-serif;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 500px;
    margin: 100px auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    padding: 40px 30px;
    text-align: center;
}

h1 {
    color: #2a4d69;
    margin-bottom: 16px;
}

.subtitle {
    color: #4b86b4;
    font-size: 1.3em;
    margin-bottom: 24px;
}

p {
    color: #555;
    font-size: 1em;
}