body {
    text-align: center;
    background: grey;
    color: whitesmoke;
    font-family: sans-serif
}

.historyDiv {
    padding: 10px;
    background-color: whitesmoke;
    color: tomato;
    font-weight: bold;
    border-left: auto;
    border-right: auto;
}

a {
    color: tomato;
    font-size: 20px;
}

a:visited {
    color: brown;
}