luxtest.css

body {
    max-width: 1600px;
    margin: 40px auto;
    padding: 0 10px;
    font: 18px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
    color: #444
}

h1,
h2,
h3 {
    line-height: 1.2
}

img {
    transition: transform .1s;
    width: 128px;
    height: 128px;
    margin: 0 auto;
}

img:hover {
    transform: scale(4);
}

td {
    padding-left: 10px;
    padding-right: 10px;
    padding-top: 10px;
    padding-bottom: 10px;
}

@media (prefers-color-scheme: dark) {
    body {
        color: #d1d1d1;
        background: #111
    }

    a:link {
        color: #58a6ff
    }

    a:visited {
        color: #8e96f0
    }

}