* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    line-height: 1.5em;
}

html {
    color: #222222;
    margin: 0 0 4rem 0;
}

body {
    background-color: #fffbeb;
    padding: 0 20vw;
    font-family: Helvetica, Arial, sans-serif;
}

nav#breadcrumb {
    font-family: Helvetica, Arial, sans-serif;
    font-weight: bold;
    padding: 1rem 0;
    margin: 0 0 1rem 0;
}

nav#breadcrumb ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav#breadcrumb li:not(:last-child)::after {
    display: inline-block;
    margin: 0 0.35rem;
    content: ">";
}

nav#breadcrumb li a {
    text-decoration: none;
}

div#directory {
    font-family: Helvetica, Arial, sans-serif;
}

div#directory a {
    text-decoration: none;
}

div#directory ul {
    margin: 0 0 0 initial;
    font-size: large;
    list-style-type: none;
}

div#directory .folderButton {
    cursor: pointer;
    user-select: none;
}

div.columns {
    display: flex;
    gap: 2rem;
}

div.columns div {
    flex: 1 1 0px;
}

.katex a { /* remove underline from katex links */
    text-decoration: none;
}

h1,
h2 {
    margin: 1.6rem 0 0 0;
}

h3 {
    margin: 1rem 0 0 0;
}

h4 {
    margin: 0.3rem 0 0 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: Georgia, 'Times New Roman', Times, serif;
}

main#content>p {
    margin: 0.6rem 0;
}

a {
    color: #ea580c;
}

a:hover {
    color: #fb923c;
}

ul:not(ul ul, ol ul),
ol:not(ul ol, ol ol) {
    margin: 0.6rem 0 0.6rem initial;
}

ul, ol {
    margin-left: 1.5rem;
}

table,
th,
td {
    border: 1px solid;
}

table {
    margin: 0.8rem auto;
    border-collapse: collapse;
    font-family: Arial, Helvetica, sans-serif;
}

th {
    font-weight: normal;
    padding: 0.2em 2em;
    vertical-align: top;
}

td {
    border-style: none solid;
    padding: 0.2em 0.5em;
    vertical-align: top;
}

img {
    padding: 0.3rem 1.6rem;
    max-width: 100%;
}

p:has(> img) {
    text-align: center;
}

pre {
    margin: 0.4rem 0 0.8rem 0;
    padding: 0.2rem 0.6rem;
    background-color: hsl(48, 24%, 86%);
    border-radius: 4px;
}

blockquote {
    border-left: 6px solid hsl(38, 24%, 75%);
    background-color: hsl(48, 50%, 92%);
    margin: 0.4rem 0.8rem 0.8rem 0.8rem;
    padding: 0.2rem 0.2rem 0.2rem 0.8rem;
    border-radius: 0 4px 4px 0;
    border-start-start-radius: 0px;
}

hr {
    margin: 2rem 0.5rem;
    border-top: 2px solid hsl(38, 24%, 75%);
}