body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f7f7f7;
}

h1 {
    color: #333;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}