body {
    position: absolute;
    font-family: monospace, monospace;
    font-size: 150%;
    top: 10%;
    text-align: center;
    width: 100%;
    margin: 0;
    color: #212121;
    background-color: #fafafa;
}

body#keys {
    top: auto;
    position: relative;
    text-align: left;
    margin: auto;
    max-width: 50ch;
    padding: 3em 1em;
    line-height: 1.75;
    font-size: 1.25em;
}

#oldkeys {
    color: #717171;
}

#links {
    display: inline-block;
    text-align: left;
}

a:link { font-weight: bold; }
a:visited { font-weight: bold; }
a:active { font-weight: bold; }

@media (prefers-color-scheme: dark) {
    body {
        background: #1e1f21;
        color: #EEEFF1;
    }

    a:link { color: #F55; }
    a:visited { color: #F55; }
    a:active { color: #F55; }
    a:hover { color: #FBB; }
}