:root {
    color-scheme: light dark;
}

html {
    height: 100%;
}

body {
    min-height: 100%;
    margin: 0;
    display: flex;
    justify-content: center;
}

nav {
    order: -1;
    padding: 10px;
    border-inline-end: thin solid;
}

nav menu {
    list-style: none;
}

nav menu hr {
    border: none;
    border-block-end: thin solid;
}

main {
    padding: 10px;
    width: 40em;
}