body {
    font-family: Arial, sans-serif;
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background-color: #f7f7f7;
}

a {
    text-decoration: none;
    color: #0000EE;
}

a:hover {
    text-decoration: underline;
}