body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: white;
    margin: 0 auto;
    width: 500px;
    border: 3px solid blue;
    padding: 0 2em 1em;
}
h1, h2 {
    color: blue;
    text-align: center;
}
ul { 
    display: none; 
}
p {
    text-align: center;
}