body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
}
h1 {
    color: #333;
}
footer {
    position: absolute;
    bottom: 10px;
    width: 100%;
    text-align: center;
}
footer h1 a {
    color: inherit;
    text-decoration: none;
}