header, footer, aside, nav, form, iframe, .d-print-none {
    display: none;
}

html {
    display: block;
    width: 100%;
    font-family: serif;
}

.container {
    column-width: 17em;
    column-gap: 1em;
}

h1, h6 {
    margin-top: 0.1em;
    margin-bottom: 0.1em;
}

h4 {
    margin-bottom: 0.2em;
    margin-top: 0.3em;
    font-size: 1.2em;
}

a {
    color: black;
    text-decoration: none;
}

small {
    font-size: small;
}