@font-face {
    font-family: "liberation-mono";
    src: url("font/LiberationMono-Regular.ttf") format("truetype");
}
@font-face {
    font-family: "liberation-sans";
    src: url("font/LiberationSans-Regular.ttf") format("truetype");
}
@font-face {
    font-family: "liberation-serif";
    src: url("font/LiberationSerif-Regular.ttf") format("truetype");
}
:root{
    font-family: "liberation-serif", serif;
    font-size: 100%;
}
h1, code, pre {
    font-family: "liberation-mono", monospace;
}
h2, h3, h4, h5, h6, .page-nav {
    font-family: "liberation-sans", sans-serif;
}
@media screen and (min-width: 1000px) {
    :root {
        font-size: calc(100vw / 60);
    }
}
html, body, h1, h2, h3, h4, h5, h6, p, pre, 
figure, blockquote, figcaption, cite, 
ul, ol, li {
    margin: 0;
    padding: 0;
}
h1, h2, h3, h4, h5, h6, p, pre, li, cite {
    line-height: 1.5rem;
}
.page-container {
    min-width: 320px;
    overflow-x: hidden;
}
header, footer {
    padding: 1.5rem 2rem;
}
footer {
    margin-top: 1.5rem;
}
h1 {
    text-align: center;
}
.page-nav {
    padding: 1.0rem;
}
h2 {
    margin: 1.5rem 0;
    padding: 1.5rem 2rem;
}
h3, h4, h5, h6 {
    margin: 1.5rem 0 0 0;
}
.intro, .card {
    padding-left: 2rem;
    padding-right: 2rem;
}
/* Space between paragraphs or lists */
p + p, ul + ul, ol + ol, p + figure {
    margin-top: 1.5rem;
}

/* Fix indentation on bullet points. */
ul, ol {
    padding-left: 1.0rem;
}
.intro, .card {
    padding: 0 2rem;
}
.page-nav ul {
    list-style-type: none;  
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    column-gap: 3rem;
}
@media screen and (max-width: 1000px) {
    .page-nav ul {
        flex-direction: column;
    }
}
.page-nav a {
    display: block;
    box-sizing: border-box;
    padding: 0.5rem 1.0rem;
    /* border: 2px solid;
    border-radius: 2rem; */
}
iframe {
    width: 100vw;
    height: 56.25vw;
    border: none;
}
.word {
    font-style: italic;
}
cite::before {
    content: "―";
}
figure {
  border-left: 2px solid;
  padding-left: 2rem;
}
.card li {
    margin-top: 1.5rem;
    margin-bottom: 1.5rem;
}