body{
    margin: 0;
    padding: 0;
    background-color: rgb(142, 139, 136);
    color: aliceblue;
}
.box {
    position: fixed;
    top: 50%;
    left: 50%;
    width:400px;
    margin-left:-200px;
    margin-top:-100px;
}
figure{
    margin: auto;
    text-align: center;
}
figcaption{
    font-family: Georgia, 'Times New Roman', Times, serif;
    font-size: 1.2em;
    margin: 10px;
}