* {
    box-sizing: border-box;
}

body {
    margin-inline: auto;
    padding-inline: 1em;
    max-inline-size: 60em;
}

textarea {
    inline-size: 100%;
    min-block-size: 50vb;
    resize: block;
}

output {
    display: block;
    text-align: end;
    font-size: 200%;
}

@media (prefers-color-scheme: dark) {
    :root {
        color-scheme: dark;
    }
}