html {
    margin: 0;
    height: 100%;
    color: darkslategray;
    font-size: 0.35rem;
    font-family: Helvetica;
}

body {
    margin: 0;
    height: 100%;
    display: flex;
    color: darkslategray;
    font-family: Helvetica;
    font-size: 0.35rem;
    background-color: whitesmoke;
}