/* variables */
:root {
	--font-size: 18pt;
	--line-height: 1.25;
  --font-family: monospace;

  /* font-derived width and height units */
  --w-un: 1ch;
  --h-un: calc(var(--font-size) * var(--line-height));

  /* colors */
  --fg-c: #e2e2e2;
  --bg-c: #000000;
  --blue-c: #856cff;
  --magenta-c: #ff1170;
}

/* reset */
* {
  box-sizing: inherit;
  margin: unset;
}

:root {
  box-sizing: border-box;
  color: var(--fg-c);
  background-color: var(--bg-c);
  font: var(--font-size)/var(--line-height) var(--font-family);
}

:link, :visited {
  text-decoration: none;
  color: var(--blue-c);
}

h1, h2, h3, h4, h5, h6 {
  color: var(--magenta-c);
  font: inherit;
}

button {
  border: unset;
  background: unset;
  font: inherit;
  cursor: pointer;
}

select {
  appearance: none;
  border: unset;
  background: unset;
  font: inherit;
  cursor: pointer;
}

div {
  max-height: 100%;
}

.float {
  height: 100%;
  display: grid;
  grid-template-rows: 1fr auto;
}

img {
  background: var(--fg-c);
}

.figcaption {
  
}

/* layout */
.slide {
  max-height: 100%;
  padding: var(--h-un) var(--w-un);
}


/* footer */
body>footer {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  justify-items: center;
}

body>footer * {
  max-width: 100%;
  color: var(--blue-c);
  text-transform: lowercase;
  overflow-x: hidden;
  text-overflow: ellipsis;
}

body>footer :active {
  color: var(--magenta-c);
}

/* s5 #slide0 */
#slide0 {
}

#slide0 h1 { /* title */
  /* position: static;
  margin: 1em 0 0;
  padding: 0;
  font: bold 2em Helvetica, sans-serif;
  white-space: normal;
  background: transparent; */
}

#slide0 h2 { /* subtitle */
}

#slide0 h3 { /* author */
}

#slide0 h4 { /* date */
}

#slide0 #footer {

}


ul, pre {
  margin: 0;
  line-height: 1em;
}

blockquote {
  padding: 0 2em 0.5em;
  margin: 0 1.5em 0.5em;
  text-align: center;
  font-size: 1em;
}

blockquote p {
  margin: 0;
}

blockquote i {
  font-style: normal;
}

blockquote b {
  display: block;
  margin-top: 0.5em;
  font-weight: normal;
  font-size: smaller;
  font-style: normal;
}

blockquote b i {
  font-style: italic;
}

kbd {
  font-weight: bold;
  font-size: 1em;
}

sup {
  font-size: smaller;
  line-height: 1px;
}

.slide code {
  padding: 2px 0.25em;
  font-weight: bold;
  color: #533;
}

.slide code.bad, code del {
  color: red;
}

.slide code.old {
  color: silver;
}

.slide pre {
  padding: 0;
  margin: 0.25em 0 0.5em 0.5em;
  color: #533;
  font-size: 90%;
}

.slide pre code {
  display: block;
}

.slide ul {
  margin-left: 5%;
  margin-right: 7%;
  list-style: disc;
}

.slide li {
  margin-top: 0.75em;
  margin-right: 0;
}

.slide ul ul {
  line-height: 1;
}

.slide ul ul li {
  margin: .2em;
  font-size: 85%;
  list-style: square;
}

.slide img.leader {
  display: block;
  margin: 0 auto;
}

div.long {
  font-size: 0.75em;
}

.slide h1 {
}

.slide h3 {
}

h1 abbr {
  font-variant: small-caps;
}

div#controls {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 50%;
  text-align: right;
  /* font: bold 0.9em Verdana, Helvetica, sans-serif; */
}

html>body div#controls {
  position: fixed;
  padding: 0 0 1em 0;
  top: auto;
}

div#controls form {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 100%;
  margin: 0;
  padding: 0;
}

#controls #navLinks a {
  padding: 0;
  margin: 0 0.5em;

  background: #005;
  border: none;
  color: #779;

  cursor: pointer;
}

#controls #navList {
  height: 1em;
}

#controls #navList #jumplist {
  position: absolute;
  bottom: 0;
  right: 0;
  background: #DDD;
  color: #227;
}

ul.urls {
  list-style: none;
  display: inline;
  margin: 0;
}

.urls li {
  display: inline;
  margin: 0;
}

.note {
  display: none;
}

.external {
  border-bottom: 1px dotted gray;
}

html>body .external {
  border-bottom: none;
}

.external:after {
  content: " \274F";
  font-size: smaller;
  color: #77B;
}

.incremental, .incremental *, .incremental *:after {
  color: #DDE;
  visibility: visible;
}

img.incremental {
  visibility: hidden;
}

.slide .current {
  color: #B02;
}