body {
    font-family: sans-serif;
    text-align: center;
    padding-top: 50px;
    background-color: #f0f2f5;
}
h1 {
    color: #2c3e50;
}
.container {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    display: inline-block;
}