:root {
    /* Set sans-serif & mono fonts */
    --sans-font: -apple-system, BlinkMacSystemFont, "Avenir Next", Avenir,
                 "Nimbus Sans L", Roboto, "Noto Sans", "Segoe UI", Arial, Helvetica,
                 "Helvetica Neue", sans-serif;
    --mono-font: Consolas, Menlo, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
    --standard-border-radius: 5px;
}
.black-theme {
	--bg-0: #181818;
	--bg-1: #252525;
	--bg-2: #3b3b3b;
	--dim: #777777;
	--fg-0: #b9b9b9;
	--fg-1: #dedede;
	--red: #ed4a46;
	--green: #70b433;
	--yellow: #dbb32d;
	--blue: #368aeb;
	--magenta: #eb6eb7;
	--cyan: #3fc5b7;
	--orange: #e67f43;
	--violet: #a580e2;
	--br_red: #ff5e56;
	--br_green: #83c746;
	--br_yellow: #efc541;
	--br_blue: #4f9cfe;
	--br_magenta: #ff81ca;
	--br_cyan: #56d8c9;
	--br_orange: #fa9153;
	--br_violet: #b891f5;
}
.dark-theme {
	--bg-0: #103c48;
	--bg-1: #184956;
	--bg-2: #2d5b69;
	--dim: #72898f;
	--fg-0: #adbcbc;
	--fg-1: #cad8d9;
	--red: #fa5750;
	--green: #75b938;
	--yellow: #dbb32d;
	--blue: #4695f7;
	--magenta: #f275be;
	--cyan: #41c7b9;
	--orange: #ed8649;
	--violet: #af88eb;
	--br_red: #ff665c;
	--br_green: #84c747;
	--br_yellow: #ebc13d;
	--br_blue: #58a3ff;
	--br_magenta: #ff84cd;
	--br_cyan: #53d6c7;
	--br_orange: #fd9456;
	--br_violet: #bd96fa;
}
.light-theme {
	--bg-0: #fbf3db;
	--bg-1: #ece3cc;
	--bg-2: #d5cdb6;
	--dim: #909995;
	--fg-0: #53676d;
	--fg-1: #3a4d53;
	--red: #d2212d;
	--green: #489100;
	--yellow: #ad8900;
	--blue: #0072d4;
	--magenta: #ca4898;
	--cyan: #009c8f;
	--orange: #c25d1e;
	--violet: #8762c6;
	--br_red: #cc1729;
	--br_green: #428b00;
	--br_yellow: #a78300;
	--br_blue: #006dce;
	--br_magenta: #c44392;
	--br_cyan: #00978a;
	--br_orange: #bc5819;
	--br_violet: #825dc0;
}

html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
    border:0;
    font:inherit;
    font-size:100%;
    margin:0;
    padding:0;
    vertical-align:baseline;
}
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    display: block;
}
* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

*, *::before, *::after {
    box-sizing: border-box;
}
textarea,
select,
input,
progress {
    width: fit-content;
}

html {
    font-family: var(--sans-font);
    scroll-behavior: smooth;
}
body {
	background-color: var(--bg-0);
	color: var(--fg-0);
	display: grid;
    font-feature-settings: "kern" 1;
    font-kerning: normal;
    font-size:   16px;
    grid-template-rows: auto 1fr auto;
    margin: 0;
}
main {
    background-color: var(--bg-1);
    margin-left:   auto;
    margin-right:  auto;
	overflow-wrap: anywhere;
    padding: 8px 16px;
    scrollbar-gutter: stable both-edges;
    width: 960px;
}
h1,  h2,  h3,  h4,  h5,  h6 {
	font-family: open, serif;
    font-weight: 700;
    line-height: 1.2em;
}
h1 {
    font-size: 33px;
}
h2 {
    font-size: 28px;
}
h3 {
    font-size: 24px;
}
h4 {
    font-size: 21px;
}
h5 {
    font-size: 19px;
}
h6 {
    font-size: 16px;
}
h1:not(:first-child) {
    margin-top: 28px;
}
h2:not(:first-child) {
    margin-top: 24px;
}
h3:not(:first-child) {
    margin-top: 21px;
}
h4:not(:first-child) {
    margin-top: 19px;
}
h5:not(:first-child) {
    margin-top: 16px;
}
h6:not(:first-child) {
    margin-top: 14px;
}
h1:not(:last-child) {
    margin-bottom: 21px;
}
h2:not(:last-child) {
    margin-bottom: 19px;
}
h3:not(:last-child) {
    margin-bottom: 16px;
}
h4:not(:last-child) {
    margin-bottom: 14px;
}
h5:not(:last-child) {
    margin-bottom: 13px;
}
h6:not(:last-child) {
    margin-bottom: 12px;
}
aside:not(:first-child) {
    margin-top: 12px;
}

p {
	text-align: justify;
	hyphens: auto;
	text-justify: inter-character;
}
p:not(:last-child) {
  margin-bottom: 8px;
}
pre,code {
	background-color: var(--bg-0);
	color: var(--fg-0);
    font-family: monospace;
    margin: 0;
    overflow-x: scroll;
}
nav#TableOfContents ul {
	padding: 0;
	list-style-type: none;
}
nav#TableOfContents ul li ul {
	padding-left:1em;
}
nav#TableOfContents ul li ul li ul {
	padding-left:2em;
}
nav#TableOfContents ul li ul li ul li ul {
	padding-left:3em;
}
ul {
    padding-left: 32px;
}
ul li {
	margin-bottom: 4px;
}
.fullwidth {
	width: 100%;
}
img[src*='#center'] {
	display: block;
	margin: auto;
}

a {
	color: var(--yellow);
}
a:visited {
	color: var(--orange);
}
h1,
body header nav ul li a,
body header nav ul li a:visited,
a:hover {
	color: var(--red);
    text-wrap: balance;
}
h2, h3, h4, h5, h6 {
	color: var(--green);
    text-wrap: balance;
}