/**
 * White compact & high contrast reveal.js theme, with headers not in capitals.
 *
 * By Peter Kehl. Based on white.(s)css by Hakim El Hattab, http://hakim.se
 *
 * - Keep the source similar to black.css - for easy comparison.
 * - $mainFontSize controls code blocks, too (although under some ratio).
 */
@import url(./fonts/source-sans-pro/source-sans-pro.css);
section.has-dark-background, section.has-dark-background h1, section.has-dark-background h2, section.has-dark-background h3, section.has-dark-background h4, section.has-dark-background h5, section.has-dark-background h6 {
  color: #fff;
}

/* @import url('https://fonts.googleapis.com/css2?family=Raleway:ital,wght@0,100;0,400;0,600;1,100;1,300;1,400;1,600&display=swap'); */
/* @import url('https://fonts.googleapis.com/css2?family=Actor&family=Raleway:ital,wght@0,100;0,400;0,600;1,100;1,300;1,400;1,600&display=swap'); */
/* section.has-dark-background, section.has-dark-background p, section.has-dark-background li {
  color: #fff;
} */

@font-face {
  font-family: 'Actor';
  src: url('https://fonts.googleapis.com/css2?family=Actor&family=Raleway:ital,wght@0,100;0,400;0,600;1,100;1,300;1,400;1,600&display=swap') format('woff')
}

@font-face {
  font-family: 'Buenard';
  src: url('https://fonts.googleapis.com/css2?family=Buenard:wght@400;700&display=swap') format('woff')
}

@font-face {
  font-family: 'Fibel Vienna';
  /* src: url('https://einbahnstrasse.github.io/MHL-intro-to-digital-audio/dist/theme/fonts/Fibel Vienna.ttf') format('truetype') */
  src: url('fonts/Fibel Vienna.ttf') format('truetype')
}

/*********************************************
 * GLOBAL STYLES
 *********************************************/
:root {
  --r-background-color: #fff;
  /* --r-main-font: Simple Print, Helvetica, sans-serif; */
  /* --r-main-font: 'Actor', 'Raleway', 'Helvetica', sans-serif; */
  /* --r-main-font: 'Actor'; */
  --r-main-font: 'Buenard';


  --r-main-font-size: 50px;
  --r-main-color: #000; 
  --r-block-margin: 20px;
  --r-heading-margin: 0 0 20px 0;
  --r-heading-font: 'Fibel Vienna', Helvetica, sans-serif;
  --r-heading-color: #000;
  --r-heading-line-height: 1.2;
  --r-heading-letter-spacing: normal;
  --r-heading-text-transform: none;
  --r-heading-text-shadow: none;
  --r-heading-font-weight: 450;
  --r-heading1-text-shadow: none;
  /* --r-heading1-size: 2.5em; */
  --r-heading1-size: 5em;
  --r-heading2-size: 1.6em;
  --r-heading3-size: 1.3em;
  --r-heading4-size: 1em;
  --r-code-font: monospace;
  --r-link-color: #2a76dd;
  --r-link-color-dark: #1a53a1;
  --r-link-color-hover: #6ca0e8;
  --r-selection-background-color: #98bdef;
  --r-selection-color: #fff;
}

.reveal-viewport {
  background: #fff;
  background-color: var(--r-background-color);
}

.reveal {
  font-family: var(--r-main-font);
  font-size: var(--r-main-font-size);
  /* font-size: 1em; */
  font-weight: normal;
  color: var(--r-main-color);
}

.reveal ::selection {
  color: var(--r-selection-color);
  background: var(--r-selection-background-color);
  text-shadow: none;
}

.reveal ::-moz-selection {
  color: var(--r-selection-color);
  background: var(--r-selection-background-color);
  text-shadow: none;
}

.reveal .slides section,
.reveal .slides section > section {
  /* line-height: 1.3; */
  font-weight: inherit;
}

.reveal p, li {
  font-size: 0.45em;
}

/*********************************************
 * HEADERS
 *********************************************/
.reveal h1,
.reveal h2,
.reveal h3,
.reveal h4,
.reveal h5,
.reveal h6 {
  margin: var(--r-heading-margin);
  color: var(--r-heading-color);
  font-family: var(--r-heading-font);
  font-weight: var(--r-heading-font-weight);
  line-height: var(--r-heading-line-height);
  letter-spacing: var(--r-heading-letter-spacing);
  text-transform: var(--r-heading-text-transform);
  text-shadow: var(--r-heading-text-shadow);
  word-wrap: break-word;
}

.reveal h1 {
  font-size: var(--r-heading1-size);
}

.reveal h2 {
  font-size: var(--r-heading2-size);
}

.reveal h3 {
  font-size: var(--r-heading3-size);
}

.reveal h4 {
  font-size: var(--r-heading4-size);
}

.reveal h1 {
  text-shadow: var(--r-heading1-text-shadow);
}

/*********************************************
 * OTHER
 *********************************************/
.reveal p {
  margin: var(--r-block-margin) 0;
  /* line-height: 1.3; */
  /* font-size: 0.55em; */
  line-height: 1em;
  /* font-family: var(--r-main-font); */
}

/* Remove trailing margins after titles */
.reveal h1:last-child,
.reveal h2:last-child,
.reveal h3:last-child,
.reveal h4:last-child,
.reveal h5:last-child,
.reveal h6:last-child {
  margin-bottom: 0;
}

/* Ensure certain elements are never larger than the slide itself */
.reveal img,
.reveal video,
.reveal iframe {
  max-width: 95%;
  max-height: 95%;
}

.reveal strong,
.reveal b {
  font-weight: bold;
}

.reveal em {
  font-style: italic;
}

.reveal ol,
.reveal dl,
.reveal ul {
  display: inline-block;
  /* display: inline-flexbox; */
  text-align: left;
  margin: 0 0 0 1em;
  /* margin: 0 0 0 0; */
  /* margin-bottom: -0.5em;
  margin-top: -0.5em; */
  /* display: flex; */
}

.reveal ol {
  list-style-type: decimal;
}

.reveal ul {
  list-style-type: disc;
}

.reveal ul ul {
  list-style-type: square;
  /* margin-bottom: -0.5em;
  margin-top: -0.5em; */
  /* padding-top: -0.5em;
  padding-bottom: -0.5em; */
  /* margin-bottom: -0.5em; */
}

.reveal ul ul ul {
  list-style-type: circle;
}

.reveal ul ul,
.reveal ul ol,
.reveal ol ol,
.reveal ol ul {
  display: block;
  margin-left: 50px;
  /* margin-bottom: -0.5em;
  margin-top: -0.5em; */
}

.reveal dt {
  font-weight: bold;
}

.reveal dd {
  margin-left: 40px;
}

.reveal blockquote {
  display: block;
  position: relative;
  width: 70%;
  margin: var(--r-block-margin) auto;
  padding: 5px;
  font-style: italic;
  background: rgba(255, 255, 255, 0.05);
  box-shadow: 0px 0px 2px rgba(0, 0, 0, 0.2);
}

.reveal blockquote p:first-child,
.reveal blockquote p:last-child {
  display: inline-block;
}

.reveal q {
  font-style: italic;
}

.reveal pre {
  display: block;
  position: relative;
  width: 90%;
  margin: var(--r-block-margin) auto;
  text-align: left;
  font-size: 0.55em;
  font-family: var(--r-code-font);
  line-height: 1.2em;
  word-wrap: break-word;
  box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.15);
}

.reveal code {
  font-family: var(--r-code-font);
  text-transform: none;
  tab-size: 2;
}

.reveal pre code {
  display: block;
  padding: 5px;
  overflow: auto;
  max-height: 400px;
  word-wrap: normal;
}

.reveal .code-wrapper {
  white-space: normal;
}

.reveal .code-wrapper code {
  white-space: pre;
}

.reveal table {
  margin: auto;
  border-collapse: collapse;
  border-spacing: 0;
}

.reveal table th {
  font-weight: bold;
}

.reveal table th,
.reveal table td {
  text-align: left;
  padding: 0.2em 0.5em 0.2em 0.5em;
  border-bottom: 1px solid;
}

.reveal table th[align=center],
.reveal table td[align=center] {
  text-align: center;
}

.reveal table th[align=right],
.reveal table td[align=right] {
  text-align: right;
}

.reveal table tbody tr:last-child th,
.reveal table tbody tr:last-child td {
  border-bottom: none;
}

.reveal sup {
  vertical-align: super;
  font-size: smaller;
}

.reveal sub {
  vertical-align: sub;
  font-size: smaller;
}

.reveal small {
  display: inline-block;
  font-size: 0.6em;
  line-height: 1.2em;
  vertical-align: top;
}

.reveal small * {
  vertical-align: top;
}

.reveal img {
  margin: var(--r-block-margin) 0;
}

/*********************************************
 * LINKS
 *********************************************/
.reveal a {
  color: var(--r-link-color);
  text-decoration: none;
  transition: color 0.15s ease;
}

.reveal a:hover {
  color: var(--r-link-color-hover);
  text-shadow: none;
  border: none;
}

.reveal .roll span:after {
  color: #fff;
  background: var(--r-link-color-dark);
}

/*********************************************
 * Frame helper
 *********************************************/
.reveal .r-frame {
  border: 4px solid var(--r-main-color);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
}

.reveal a .r-frame {
  transition: all 0.15s linear;
}

.reveal a:hover .r-frame {
  border-color: var(--r-link-color);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.55);
}

/*********************************************
 * NAVIGATION CONTROLS
 *********************************************/
.reveal .controls {
  color: var(--r-link-color);
}

/*********************************************
 * PROGRESS BAR
 *********************************************/
.reveal .progress {
  background: rgba(0, 0, 0, 0.2);
  color: var(--r-link-color);
}

/*********************************************
 * PRINT BACKGROUND
 *********************************************/
@media print {
  .backgrounds {
    background-color: var(--r-background-color);
  }
}

/*********************************************
 * ADD-ONS
 *********************************************/


/*********************************************
 * https://codepen.io/alvarotrigo/pen/qBXeJab
 *********************************************/

/* @import url(https://fonts.googleapis.com/css?family=Montserrat); */

/* html, body{
  height: 100%;
  font-weight: 800;
} */

/* body{
  background: yellow;
  font-family: Arial;
} */

svg {
    /* display: block; */
    font: 2.5em var(--r-heading-font);
    letter-spacing: 0.01em;
    width: 960px;
    height: 300px;
    /* margin: 0 auto; */
}

.text-copy {
    fill: none;
    stroke: white;
    stroke-dasharray: 6% 29%;
    stroke-width: 3px;
    stroke-dashoffset: 0%;
    animation: stroke-offset 5.5s infinite linear;
}

.text-copy:nth-child(1){
	stroke: #00E3CC;
	animation-delay: -1;
}

.text-copy:nth-child(2){
	stroke: #32A89C;
	animation-delay: -2s;
}

.text-copy:nth-child(3){
	stroke: #009688;
	animation-delay: -3s;
}

.text-copy:nth-child(4){
	stroke: #44E3D3;
	animation-delay: -4s;
}

.text-copy:nth-child(5){
	stroke: #00635A;
	animation-delay: -5s;
}

@keyframes stroke-offset{
	100% {stroke-dashoffset: -35%;}
}

/*********************************************
 * https://blog.hubspot.com/website/css-fade-in
 *********************************************/

.fade-in-text {
  /* font-family: Arial;
  font-size: 150px; */
  animation: fadeIn 5s;
}

@keyframes fadeIn {
  0% { opacity: 0; }
  100% { opacity: 1; }
}

/*********************************************
 * headers & footers
 source: https://stackoverflow.com/questions/34706859/set-header-and-footer-reveal-js-presentation
 *********************************************/

/* #header-left {
  position: absolute;
  top: 0%;
  left: 0%;
}
#header-right {
  position: absolute;
  top: 0%;
  right: 0%;
}
#footer-left {
  position: absolute;
  bottom: 0%;
  left: 0%;
} */

/* .fixed-header, .fixed-footer{
  width: 100%;
  /* position: fixed; */
  /* position: fixed; */
  /* background: #333; */
  /* padding: 10px 0; */
  /* color: #fff; */
  /* top: 0px; */
/* }  */

/*********************************************
 * headers & footers
 source: https://github.com/hakimel/reveal.js/issues/2486
 *********************************************/

.special-header {
  position: absolute;
  padding: 10px 20px 10px 0px;
  top: 30px;
  left: 0px;
  z-index:500; 
  /* background-color: rgba(0,0,0,0.5) */
}

.special-body {
  margin: auto;
  position: absolute;
  top: 50%;
  left: 0%;
  -ms-transform: translate(-50%, 50%);
  transform: translate(0%, -50%);
}

.special-slide {
  width: 100%;
  height: 100%;
} 

#Don {
  position: absolute;
  /* padding: 10px 20px 10px 0px; */
  /* top: 30px; */
  justify-self: left;
  left: 0px;
  bottom: 0dvh;
  width: 40dvh; 
  /* height: 30dvw; */
  z-index: -500; 
}

#Bob {
  position: absolute;
  /* padding: 10px 20px 10px 0px; */
  justify-self: right;
  /* top: 30px; */
  right: 0px;
  bottom: 0dvh;
  width: 60dvh; 
  /* height: 75dvw; */
  z-index: -500; 
}

#BobDonText {
  position: absolute;
  justify-self: right;
  top: 15dvh;
  right: 0px;
}

#seventies-synths {
  position: absolute;
  /* padding: 10px 20px 10px 0px; */
  justify-self: right;
  /* top: 30px; */
  right: 0px;
  bottom: 4dvh;
  /* width: 5dvh;  */
  height: 30dvw;
  z-index: -500; 
}

#eighties-synths {
  position: relative;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: 20dvh;
  right: 0px;
  /* bottom: -100dvh; */
  width: 60dvw; 
  /* height: 30dvw; */
  z-index: -500; 
}

#computer-midi-1980s {
  position: absolute;
  scale: 80%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: left;
  top: 0px;
  left: 0px;
  /* bottom: -100dvh; */
  /* width: 80dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#midi-ports {
  position: absolute;
  scale: 100%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: 10dvh;
  left: 0px;
  /* bottom: -100dvh; */
  /* width: 80dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#star-config {
  position: absolute;
  scale: 60%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: -10dvh;
  left: 0px;
  /* bottom: -100dvh; */
  /* width: 70dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

.video-centered {
  position: relative;
  scale: 100%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: 15dvh;
  /* left: 0px; */
  /* bottom: -100dvh; */
  /* width: 70dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#status-byte {
  position: absolute;
  scale: 60%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: 5dvh;
  left: 0px;
  /* bottom: -100dvh; */
  /* width: 70dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#data-bytes {
  position: absolute;
  scale: 55%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: -20dvh;
  /* left: 0px; */
  /* bottom: -100dvh; */
  /* width: 70dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#single-note {
  position: relative;
  scale: 55%;
  /* padding: 10px 20px 10px 0px; */
  justify-self: center;
  top: 3dvh;
  /* left: 0px; */
  /* bottom: -100dvh; */
  /* width: 70dvw;  */
  /* height: 30dvw; */
  z-index: -500; 
}

#nums-small {
  font-family: monospace;
  font-size: smaller;
}

#blue {
  color: blue;
}

#green {
  color: green;
}

#red {
  color: red;
}

#orange {
  color: orange;
}

#purple {
  color: purple;
}

.reveal .slide-number {
  font-style: italic;
  font-size: 0.2em;
  position: fixed;
  /* text-align: left; */
  /* -ms-text-justify: left; */
  /* position: absolute; */
  /* position: relative; */
  /* justify-content: center; */
  /* color: #ffffff;  */
}