*
{
    /* apply defaults */
    margin: 0;
    padding: 0;

    /* allow draw */
    font-family: monospace;

    /* adaptive */
    color-scheme: light dark;

    /* vars */
    --container-max-width: 740px;
}

*::placeholder
{
    font-size: 12px;
}

a, a:active, a:visited
{
    text-decoration: none;
}

a:hover
{
    text-decoration: underline;
}

body
{
    font-size: 12px;
    padding: 0 16px;
}

header
{
    max-width: var(--container-max-width);
    margin: 16px auto;
    display: block;
}

header > strong
{
    font-size: 14px;
}

header > div
{
    margin: 8px 0;
}

header > div > pre
{
    display: inline-block;
}

main
{
    max-width: var(--container-max-width);
    margin: 16px auto;
    display: block;
}

main > form > input[type="text"]
{
    box-sizing: border-box;
    padding: 4px;
    width: 100%;
}

footer
{
    display: block;
    margin: 16px auto;
    max-width: var(--container-max-width);
}

footer > form
{
    bottom: 16px;
    display: block;
    max-width: var(--container-max-width);
    position: fixed;
    width: 100%;
}

footer > form > textarea
{
    box-sizing: border-box;
    display: block;
    margin: 8px 0;
    max-width: var(--container-max-width);
    padding: 4px;
    width: 100%;
}

footer > form > button
{
    cursor: pointer;
    float: right;
    padding: 2px 8px;
}