diff --git a/LICENSE b/LICENSE
index 807bc62a..f11bb2e8 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,4 +1,4 @@
-Copyright (C) 2011-2021 Hakim El Hattab, http://hakim.se, and reveal.js contributors
+Copyright (C) 2011-2022 Hakim El Hattab, http://hakim.se, and reveal.js contributors
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/README.md b/README.md
index a5990840..6469ece9 100644
--- a/README.md
+++ b/README.md
@@ -48,5 +48,5 @@ Want to create your presentation using a visual editor? Try the official reveal.
 
 --- 
 <div align="center">
-  MIT licensed | Copyright © 2011-2021 Hakim El Hattab, https://hakim.se
+  MIT licensed | Copyright © 2011-2022 Hakim El Hattab, https://hakim.se
 </div>
diff --git a/demo.html b/demo.html
index 807bc05b..ea42adfd 100644
--- a/demo.html
+++ b/demo.html
@@ -451,25 +451,23 @@ Reveal.on( 'customevent', function() {
 		</div>
 
 		<script src="dist/reveal.js"></script>
-		<script src="plugin/zoom/zoom.js"></script>
-		<script src="plugin/notes/notes.js"></script>
-		<script src="plugin/search/search.js"></script>
-		<script src="plugin/markdown/markdown.js"></script>
-		<script src="plugin/highlight/highlight.js"></script>
 		<script>
+			Reveal.initialize();
 
-			// Also available as an ES module, see:
-			// https://revealjs.com/initialization/
-			Reveal.initialize({
-				controls: true,
-				progress: true,
-				center: true,
-				hash: true,
-
-				// Learn about plugins: https://revealjs.com/plugins/
-				plugins: [ RevealZoom, RevealNotes, RevealSearch, RevealMarkdown, RevealHighlight ]
-			});
+			const loadScript = src => {
+				return new Promise((resolve, reject) => {
+						const script = document.createElement('script');
+						script.type = 'text/javascript';
+						script.onload = resolve;
+						script.onerror = reject;
+						script.src = src;
+						document.head.append(script);
+				})
+			}
 
+			loadScript( 'plugin/highlight/highlight.js' ).then(() => {
+				Reveal.registerPlugin( RevealHighlight )
+			})
 		</script>
 
 	</body>
diff --git a/dist/reveal.css b/dist/reveal.css
index ad012b81..c91be472 100644
--- a/dist/reveal.css
+++ b/dist/reveal.css
@@ -3,6 +3,6 @@
 * https://revealjs.com
 * MIT licensed
 *
-* Copyright (C) 2011-2021 Hakim El Hattab, https://hakim.se
+* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
 */
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diff --git a/dist/reveal.esm.js b/dist/reveal.esm.js
index ce086a29..32cfbe9d 100644
--- a/dist/reveal.esm.js
+++ b/dist/reveal.esm.js
@@ -3,7 +3,7 @@
 * https://revealjs.com
 * MIT licensed
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-* Copyright (C) 2011-2021 Hakim El Hattab, https://hakim.se
+* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
 */
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t=!!o(e.target,"html"),i=!!o(e.target,".present");t&&i&&(e.target.currentTime=0,e.target.play()),e.target.removeEventListener("loadeddata",this.startEmbeddedMedia)}startEmbeddedIframe(e){let t=e.target;if(t&&t.contentWindow){let i=!!o(e.target,"html"),a=!!o(e.target,".present");if(i&&a){let e=this.Reveal.getConfig().autoPlayMedia;"boolean"!=typeof e&&(e=t.hasAttribute("data-autoplay")||!!o(t,".slide-background")),/youtube\.com\/embed\//.test(t.getAttribute("src"))&&e?t.contentWindow.postMessage('{"event":"command","func":"playVideo","args":""}',"*"):/player\.vimeo\.com\//.test(t.getAttribute("src"))&&e?t.contentWindow.postMessage('{"method":"play"}',"*"):t.contentWindow.postMessage("slide:start","*")}}}stopEmbeddedContent(i,a={}){a=e({unloadIframes:!0},a),i&&i.parentNode&&(t(i,"video, audio").forEach((e=>{e.hasAttribute("data-ignore")||"function"!=typeof 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i="none";e.slideNumber&&!this.Reveal.isPrintingPDF()&&("all"===e.showSlideNumber||"speaker"===e.showSlideNumber&&this.Reveal.isSpeakerNotes())&&(i="block"),this.element.style.display=i}update(){this.Reveal.getConfig().slideNumber&&this.element&&(this.element.innerHTML=this.getSlideNumber())}getSlideNumber(e=this.Reveal.getCurrentSlide()){let t,i=this.Reveal.getConfig(),a="h.v";if("function"==typeof i.slideNumber)t=i.slideNumber(e);else{"string"==typeof i.slideNumber&&(a=i.slideNumber),/c/.test(a)||1!==this.Reveal.getHorizontalSlides().length||(a="c");let n=e&&"uncounted"===e.dataset.visibility?0:1;switch(t=[],a){case"c":t.push(this.Reveal.getSlidePastCount(e)+n);break;case"c/t":t.push(this.Reveal.getSlidePastCount(e)+n,"/",this.Reveal.getTotalSlides());break;default:let i=this.Reveal.getIndices(e);t.push(i.h+n);let s="h/v"===a?"/":".";this.Reveal.isVerticalSlide(e)&&t.push(s,i.v+1)}}let n="#"+this.Reveal.location.getHash(e);return 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i=this.getAutoAnimateOptions(t);e.dataset.autoAnimate="pending",t.dataset.autoAnimate="pending",i.slideDirection=a>n?"forward":"backward";let s=this.getAutoAnimatableElements(e,t).map((e=>this.autoAnimateElements(e.from,e.to,e.options||{},i,x++)));if("false"!==t.dataset.autoAnimateUnmatched&&!0===this.Reveal.getConfig().autoAnimateUnmatched){let e=.8*i.duration,a=.2*i.duration;this.getUnmatchedAutoAnimateElements(t).forEach((e=>{let t=this.getAutoAnimateOptions(e,i),a="unmatched";t.duration===i.duration&&t.delay===i.delay||(a="unmatched-"+x++,s.push(`[data-auto-animate="running"] [data-auto-animate-target="${a}"] { transition: opacity ${t.duration}s ease ${t.delay}s; }`)),e.dataset.autoAnimateTarget=a}),this),s.push(`[data-auto-animate="running"] [data-auto-animate-target="unmatched"] { transition: opacity ${e}s ease ${a}s; 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o=this.getAutoAnimatableProperties("from",e,i),r=this.getAutoAnimatableProperties("to",t,i);if(t.classList.contains("fragment")&&(delete r.styles.opacity,e.classList.contains("fragment"))){(e.className.match(L)||[""])[0]===(t.className.match(L)||[""])[0]&&"forward"===a.slideDirection&&t.classList.add("visible","disabled")}if(!1!==i.translate||!1!==i.scale){let e=this.Reveal.getScale(),t={x:(o.x-r.x)/e,y:(o.y-r.y)/e,scaleX:o.width/r.width,scaleY:o.height/r.height};t.x=Math.round(1e3*t.x)/1e3,t.y=Math.round(1e3*t.y)/1e3,t.scaleX=Math.round(1e3*t.scaleX)/1e3,t.scaleX=Math.round(1e3*t.scaleX)/1e3;let a=!1!==i.translate&&(0!==t.x||0!==t.y),n=!1!==i.scale&&(0!==t.scaleX||0!==t.scaleY);if(a||n){let e=[];a&&e.push(`translate(${t.x}px, ${t.y}px)`),n&&e.push(`scale(${t.scaleX}, ${t.scaleY})`),o.styles.transform=e.join(" "),o.styles["transform-origin"]="top left",r.styles.transform="none"}}for(let e in r.styles){const t=r.styles[e],i=o.styles[e];t===i?delete r.styles[e]:(!0===t.explicitValue&&(r.styles[e]=t.value),!0===i.explicitValue&&(o.styles[e]=i.value))}let l="",d=Object.keys(r.styles);if(d.length>0){o.styles.transition="none",r.styles.transition=`all ${s.duration}s ${s.easing} ${s.delay}s`,r.styles["transition-property"]=d.join(", "),r.styles["will-change"]=d.join(", "),l='[data-auto-animate-target="'+n+'"] {'+Object.keys(o.styles).map((e=>e+": "+o.styles[e]+" !important;")).join("")+'}[data-auto-animate="running"] [data-auto-animate-target="'+n+'"] {'+Object.keys(r.styles).map((e=>e+": "+r.styles[e]+" !important;")).join("")+"}"}return l}getAutoAnimateOptions(t,i){let a={easing:this.Reveal.getConfig().autoAnimateEasing,duration:this.Reveal.getConfig().autoAnimateDuration,delay:0};if(a=e(a,i),t.parentNode){let e=o(t.parentNode,"[data-auto-animate-target]");e&&(a=this.getAutoAnimateOptions(e,a))}return 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diff --git a/dist/reveal.js b/dist/reveal.js
index 8ea89df1..4137a3b1 100644
--- a/dist/reveal.js
+++ b/dist/reveal.js
@@ -3,7 +3,7 @@
 * https://revealjs.com
 * MIT licensed
 *
-* Copyright (C) 2011-2021 Hakim El Hattab, https://hakim.se
+* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
 */
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l=this.Reveal.getScale(),c={x:(o.x-s.x)/l,y:(o.y-s.y)/l,scaleX:o.width/s.width,scaleY:o.height/s.height};c.x=Math.round(1e3*c.x)/1e3,c.y=Math.round(1e3*c.y)/1e3,c.scaleX=Math.round(1e3*c.scaleX)/1e3,c.scaleX=Math.round(1e3*c.scaleX)/1e3;var u=!1!==n.translate&&(0!==c.x||0!==c.y),d=!1!==n.scale&&(0!==c.scaleX||0!==c.scaleY);if(u||d){var h=[];u&&h.push("translate(".concat(c.x,"px, ").concat(c.y,"px)")),d&&h.push("scale(".concat(c.scaleX,", ").concat(c.scaleY,")")),o.styles.transform=h.join(" "),o.styles["transform-origin"]="top left",s.styles.transform="none"}}for(var f in s.styles){var v=s.styles[f],g=o.styles[f];v===g?delete s.styles[f]:(!0===v.explicitValue&&(s.styles[f]=v.value),!0===g.explicitValue&&(o.styles[f]=g.value))}var p="",m=Object.keys(s.styles);m.length>0&&(o.styles.transition="none",s.styles.transition="all ".concat(a.duration,"s ").concat(a.easing," ").concat(a.delay,"s"),s.styles["transition-property"]=m.join(", "),s.styles["will-change"]=m.join(", 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a;if("function"==typeof n.measure)a=n.measure(t);else if(i.center)a=t.getBoundingClientRect();else{var o=this.Reveal.getScale();a={x:t.offsetLeft*o,y:t.offsetTop*o,width:t.offsetWidth*o,height:t.offsetHeight*o}}r.x=a.x,r.y=a.y,r.width=a.width,r.height=a.height}var s=getComputedStyle(t);return(n.styles||i.autoAnimateStyles).forEach((function(t){var n;"string"==typeof t&&(t={property:t}),""!==(n=void 0!==t.from&&"from"===e?{value:t.from,explicitValue:!0}:void 0!==t.to&&"to"===e?{value:t.to,explicitValue:!0}:s[t.property])&&(r.styles[t.property]=n)})),r}},{key:"getAutoAnimatableElements",value:function(e,t){var n=("function"==typeof this.Reveal.getConfig().autoAnimateMatcher?this.Reveal.getConfig().autoAnimateMatcher:this.getAutoAnimatePairs).call(this,e,t),i=[];return n.filter((function(e,t){if(-1===i.indexOf(e.to))return i.push(e.to),!0}))}},{key:"getAutoAnimatePairs",value:function(e,t){var n=this,i=[],r="h1, h2, h3, h4, h5, h6, p, li";return this.findAutoAnimateMatches(i,e,t,"[data-id]",(function(e){return e.nodeName+":::"+e.getAttribute("data-id")})),this.findAutoAnimateMatches(i,e,t,r,(function(e){return e.nodeName+":::"+e.innerText})),this.findAutoAnimateMatches(i,e,t,"img, video, iframe",(function(e){return e.nodeName+":::"+(e.getAttribute("src")||e.getAttribute("data-src"))})),this.findAutoAnimateMatches(i,e,t,"pre",(function(e){return e.nodeName+":::"+e.innerText})),i.forEach((function(e){Eh(e.from,r)?e.options={scale:!1}:Eh(e.from,"pre")&&(e.options={scale:!1,styles:["width","height"]},n.findAutoAnimateMatches(i,e.from,e.to,".hljs .hljs-ln-code",(function(e){return e.textContent}),{scale:!1,styles:[],measure:n.getLocalBoundingBox.bind(n)}),n.findAutoAnimateMatches(i,e.from,e.to,".hljs .hljs-ln-line[data-line-number]",(function(e){return e.getAttribute("data-line-number")}),{scale:!1,styles:["width"],measure:n.getLocalBoundingBox.bind(n)}))}),this),i}},{key:"getLocalBoundingBox",value:function(e){var t=this.Reveal.getScale();return{x:Math.round(e.offsetLeft*t*100)/100,y:Math.round(e.offsetTop*t*100)/100,width:Math.round(e.offsetWidth*t*100)/100,height:Math.round(e.offsetHeight*t*100)/100}}},{key:"findAutoAnimateMatches",value:function(e,t,n,i,r,a){var o={},s={};[].slice.call(t.querySelectorAll(i)).forEach((function(e,t){var n=r(e);"string"==typeof n&&n.length&&(o[n]=o[n]||[],o[n].push(e))})),[].slice.call(n.querySelectorAll(i)).forEach((function(t,n){var i,l=r(t);if(s[l]=s[l]||[],s[l].push(t),o[l]){var c=s[l].length-1,u=o[l].length-1;o[l][c]?(i=o[l][c],o[l][c]=null):o[l][u]&&(i=o[l][u],o[l][u]=null)}i&&e.push({from:i,to:t,options:a})}))}},{key:"getUnmatchedAutoAnimateElements",value:function(e){var t=this;return[].slice.call(e.children).reduce((function(e,n){var i=n.querySelector("[data-auto-animate-target]");return 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t=e.querySelectorAll(".fragment:not(.disabled)"),n=e.querySelectorAll(".fragment:not(.disabled):not(.visible)");return{prev:t.length-n.length>0,next:!!n.length}}return{prev:!1,next:!1}}},{key:"sort",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];e=Array.from(e);var n=[],i=[],r=[];e.forEach((function(e){if(e.hasAttribute("data-fragment-index")){var t=parseInt(e.getAttribute("data-fragment-index"),10);n[t]||(n[t]=[]),n[t].push(e)}else i.push([e])})),n=n.concat(i);var a=0;return n.forEach((function(e){e.forEach((function(e){r.push(e),e.setAttribute("data-fragment-index",a)})),a++})),!0===t?n:r}},{key:"sortAll",value:function(){var e=this;this.Reveal.getHorizontalSlides().forEach((function(t){var n=yh(t,"section");n.forEach((function(t,n){e.sort(t.querySelectorAll(".fragment"))}),e),0===n.length&&e.sort(t.querySelectorAll(".fragment"))}))}},{key:"update",value:function(e,t){var n=this,i={shown:[],hidden:[]},r=this.Reveal.getCurrentSlide();if(r&&this.Reveal.getConfig().fragments&&(t=t||this.sort(r.querySelectorAll(".fragment"))).length){var a=0;if("number"!=typeof e){var o=this.sort(r.querySelectorAll(".fragment.visible")).pop();o&&(e=parseInt(o.getAttribute("data-fragment-index")||0,10))}Array.from(t).forEach((function(t,r){if(t.hasAttribute("data-fragment-index")&&(r=parseInt(t.getAttribute("data-fragment-index"),10)),a=Math.max(a,r),r<=e){var o=t.classList.contains("visible");t.classList.add("visible"),t.classList.remove("current-fragment"),r===e&&(n.Reveal.announceStatus(n.Reveal.getStatusText(t)),t.classList.add("current-fragment"),n.Reveal.slideContent.startEmbeddedContent(t)),o||(i.shown.push(t),n.Reveal.dispatchEvent({target:t,type:"visible",bubbles:!1}))}else{var s=t.classList.contains("visible");t.classList.remove("visible"),t.classList.remove("current-fragment"),s&&(n.Reveal.slideContent.stopEmbeddedContent(t),i.hidden.push(t),n.Reveal.dispatchEvent({target:t,type:"hidden",bubbles:!1}))}})),e="number"==typeof e?e:-1,e=Math.max(Math.min(e,a),-1),r.setAttribute("data-fragment",e)}return i}},{key:"sync",value:function(){var e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:this.Reveal.getCurrentSlide();return this.sort(e.querySelectorAll(".fragment"))}},{key:"goto",value:function(e){var t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,n=this.Reveal.getCurrentSlide();if(n&&this.Reveal.getConfig().fragments){var i=this.sort(n.querySelectorAll(".fragment:not(.disabled)"));if(i.length){if("number"!=typeof e){var r=this.sort(n.querySelectorAll(".fragment:not(.disabled).visible")).pop();e=r?parseInt(r.getAttribute("data-fragment-index")||0,10):-1}e+=t;var a=this.update(e,i);return a.hidden.length&&this.Reveal.dispatchEvent({type:"fragmenthidden",data:{fragment:a.hidden[0],fragments:a.hidden}}),a.shown.length&&this.Reveal.dispatchEvent({type:"fragmentshown",data:{fragment:a.shown[0],fragments:a.shown}}),this.Reveal.controls.update(),this.Reveal.progress.update(),this.Reveal.getConfig().fragmentInURL&&this.Reveal.location.writeURL(),!(!a.shown.length&&!a.hidden.length)}}return!1}},{key:"next",value:function(){return this.goto(null,1)}},{key:"prev",value:function(){return this.goto(null,-1)}}]),e}(),ff=function(){function e(t){ki(this,e),this.Reveal=t,this.active=!1,this.onSlideClicked=this.onSlideClicked.bind(this)}return Ri(e,[{key:"activate",value:function(){var e=this;if(this.Reveal.getConfig().overview&&!this.isActive()){this.active=!0,this.Reveal.getRevealElement().classList.add("overview"),this.Reveal.cancelAutoSlide(),this.Reveal.getSlidesElement().appendChild(this.Reveal.getBackgroundsElement()),yh(this.Reveal.getRevealElement(),af).forEach((function(t){t.classList.contains("stack")||t.addEventListener("click",e.onSlideClicked,!0)}));var t=this.Reveal.getComputedSlideSize();this.overviewSlideWidth=t.width+70,this.overviewSlideHeight=t.height+70,this.Reveal.getConfig().rtl&&(this.overviewSlideWidth=-this.overviewSlideWidth),this.Reveal.updateSlidesVisibility(),this.layout(),this.update(),this.Reveal.layout();var n=this.Reveal.getIndices();this.Reveal.dispatchEvent({type:"overviewshown",data:{indexh:n.h,indexv:n.v,currentSlide:this.Reveal.getCurrentSlide()}})}}},{key:"layout",value:function(){var e=this;this.Reveal.getHorizontalSlides().forEach((function(t,n){t.setAttribute("data-index-h",n),Sh(t,"translate3d("+n*e.overviewSlideWidth+"px, 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e=this;if(this.Reveal.getConfig().overview){this.active=!1,this.Reveal.getRevealElement().classList.remove("overview"),this.Reveal.getRevealElement().classList.add("overview-deactivating"),setTimeout((function(){e.Reveal.getRevealElement().classList.remove("overview-deactivating")}),1),this.Reveal.getRevealElement().appendChild(this.Reveal.getBackgroundsElement()),yh(this.Reveal.getRevealElement(),af).forEach((function(t){Sh(t,""),t.removeEventListener("click",e.onSlideClicked,!0)})),yh(this.Reveal.getBackgroundsElement(),".slide-background").forEach((function(e){Sh(e,"")})),this.Reveal.transformSlides({overview:""});var t=this.Reveal.getIndices();this.Reveal.slide(t.h,t.v),this.Reveal.layout(),this.Reveal.cueAutoSlide(),this.Reveal.dispatchEvent({type:"overviewhidden",data:{indexh:t.h,indexv:t.v,currentSlide:this.Reveal.getCurrentSlide()}})}}},{key:"toggle",value:function(e){"boolean"==typeof e?e?this.activate():this.deactivate():this.isActive()?this.deactivate():this.activate()}},{key:"isActive",value:function(){return this.active}},{key:"onSlideClicked",value:function(e){if(this.isActive()){e.preventDefault();for(var t=e.target;t&&!t.nodeName.match(/section/gi);)t=t.parentNode;if(t&&!t.classList.contains("disabled")&&(this.deactivate(),t.nodeName.match(/section/gi))){var n=parseInt(t.getAttribute("data-index-h"),10),i=parseInt(t.getAttribute("data-index-v"),10);this.Reveal.slide(n,i)}}}}]),e}(),vf=function(){function e(t){ki(this,e),this.Reveal=t,this.shortcuts={},this.bindings={},this.onDocumentKeyDown=this.onDocumentKeyDown.bind(this),this.onDocumentKeyPress=this.onDocumentKeyPress.bind(this)}return Ri(e,[{key:"configure",value:function(e,t){"linear"===e.navigationMode?(this.shortcuts["&#8594;  ,  &#8595;  ,  SPACE  ,  N  ,  L  ,  J"]="Next slide",this.shortcuts["&#8592;  ,  &#8593;  ,  P  ,  H  ,  K"]="Previous slide"):(this.shortcuts["N  ,  SPACE"]="Next 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this.bindings}},{key:"onDocumentKeyPress",value:function(e){e.shiftKey&&63===e.charCode&&this.Reveal.toggleHelp()}},{key:"onDocumentKeyDown",value:function(e){var t=this.Reveal.getConfig();if("function"==typeof t.keyboardCondition&&!1===t.keyboardCondition(e))return!0;if("focused"===t.keyboardCondition&&!this.Reveal.isFocused())return!0;var n=e.keyCode,i=!this.Reveal.isAutoSliding();this.Reveal.onUserInput(e);var r=document.activeElement&&!0===document.activeElement.isContentEditable,a=document.activeElement&&document.activeElement.tagName&&/input|textarea/i.test(document.activeElement.tagName),o=document.activeElement&&document.activeElement.className&&/speaker-notes/i.test(document.activeElement.className),s=!(-1!==[32,37,38,39,40,78,80].indexOf(e.keyCode)&&e.shiftKey||e.altKey)&&(e.shiftKey||e.altKey||e.ctrlKey||e.metaKey);if(!(r||a||o||s)){var l,c=[66,86,190,191];if("object"===Si(t.keyboard))for(l in 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0,Number.MAX_VALUE):!this.Reveal.overview.isActive()&&h?this.Reveal.next({skipFragments:e.altKey}):this.Reveal.down({skipFragments:e.altKey}):36===n?this.Reveal.slide(0):35===n?this.Reveal.slide(this.Reveal.getHorizontalSlides().length-1):32===n?(this.Reveal.overview.isActive()&&this.Reveal.overview.deactivate(),e.shiftKey?this.Reveal.prev({skipFragments:e.altKey}):this.Reveal.next({skipFragments:e.altKey})):58===n||59===n||66===n||86===n||190===n||191===n?this.Reveal.togglePause():70===n?(u=t.embedded?this.Reveal.getViewportElement():document.documentElement,(d=(u=u||document.documentElement).requestFullscreen||u.webkitRequestFullscreen||u.webkitRequestFullScreen||u.mozRequestFullScreen||u.msRequestFullscreen)&&d.apply(u)):65===n?t.autoSlideStoppable&&this.Reveal.toggleAutoSlide(i):f=!1),f?e.preventDefault&&e.preventDefault():27!==n&&79!==n||(!1===this.Reveal.closeOverlay()&&this.Reveal.overview.toggle(),e.preventDefault&&e.preventDefault()),this.Reveal.cueAutoSlide()}}}]),e}(),gf=function(){function 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ct={VERSION:qf,initialize:j,configure:Y,sync:ke,syncSlide:Ae,syncFragments:A.sync.bind(A),slide:Ee,left:Xe,right:Ge,up:Je,down:Qe,prev:Ze,next:et,navigateLeft:Xe,navigateRight:Ge,navigateUp:Je,navigateDown:Qe,navigatePrev:Ze,navigateNext:et,navigateFragment:A.goto.bind(A),prevFragment:A.prev.bind(A),nextFragment:A.next.bind(A),on:G,off:J,addEventListener:G,removeEventListener:J,layout:se,shuffle:xe,availableRoutes:Ce,availableFragments:A.availableRoutes.bind(A),toggleHelp:re,toggleOverview:R.toggle.bind(R),togglePause:ye,toggleAutoSlide:we,isFirstSlide:ve,isLastSlide:ge,isLastVerticalSlide:fe,isVerticalSlide:he,isPaused:be,isAutoSliding:Se,isSpeakerNotes:D.isSpeakerNotesWindow.bind(D),isOverview:R.isActive.bind(R),isFocused:T.isFocused.bind(T),isPrintingPDF:M.isPrintingPDF.bind(M),isReady:function(){return c},loadSlide:w.load.bind(w),unloadSlide:w.unload.bind(w),showPreview:ie,hidePreview:oe,addEventListeners:$,removeEventListeners:X,dispatchEvent:Z,getState:qe,setState:We,getProgress:Ie,getIndices:Me,getSlidesAttributes:He,getSlidePastCount:Ne,getTotalSlides:Ue,getSlide:Be,getPreviousSlide:function(){return r},getCurrentSlide:function(){return a},getSlideBackground:_e,getSlideNotes:D.getSlideNotes.bind(D),getSlides:Te,getHorizontalSlides:Oe,getVerticalSlides:De,hasHorizontalSlides:Fe,hasVerticalSlides:ze,hasNavigatedHorizontally:function(){return u.hasNavigatedHorizontally},hasNavigatedVertically:function(){return u.hasNavigatedVertically},addKeyBinding:x.addKeyBinding.bind(x),removeKeyBinding:x.removeKeyBinding.bind(x),triggerKey:x.triggerKey.bind(x),registerKeyboardShortcut:x.registerKeyboardShortcut.bind(x),getComputedSlideSize:ce,getScale:function(){return h},getConfig:function(){return l},getQueryHash:xh,getRevealElement:function(){return e},getSlidesElement:function(){return v.slides},getViewportElement:function(){return v.viewport},getBackgroundsElement:function(){return k.element},registerPlugin:I.registerPlugin.bind(I),hasPlugin:I.hasPlugin.bind(I),getPlugin:I.getPlugin.bind(I),getPlugins:I.getRegisteredPlugins.bind(I)};return mh(s,wi(wi({},ct),{},{announceStatus:_,getStatusText:q,print:M,focus:T,progress:C,controls:P,location:L,overview:R,fragments:A,slideContent:w,slideNumber:S,onUserInput:tt,closeOverlay:oe,updateSlidesVisibility:Pe,layoutSlideContents:le,transformSlides:Q,cueAutoSlide:Ve,cancelAutoSlide:Ke})),ct}var Vf=Wf,Kf=[];return Vf.initialize=function(e){return Object.assign(Vf,new Wf(document.querySelector(".reveal"),e)),Kf.map((function(e){return e(Vf)})),Vf.initialize()},["configure","on","off","addEventListener","removeEventListener","registerPlugin"].forEach((function(e){Vf[e]=function(){for(var t=arguments.length,n=new Array(t),i=0;i<t;i++)n[i]=arguments[i];Kf.push((function(t){var i;return(i=t[e]).call.apply(i,[null].concat(n))}))}})),Vf.isReady=function(){return!1},Vf.VERSION=qf,Vf}));
 //# sourceMappingURL=reveal.js.map
diff --git a/gulpfile.js b/gulpfile.js
index 23a25a87..5cf44a63 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -31,7 +31,7 @@ const banner = `/*!
 * ${pkg.homepage}
 * MIT licensed
 *
-* Copyright (C) 2011-2021 Hakim El Hattab, https://hakim.se
+* Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
 */\n`
 
 // Prevents warnings from opening too many test pages
diff --git a/js/reveal.js b/js/reveal.js
index 4596105e..d3a4c95f 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -33,7 +33,7 @@ export const VERSION = '4.2.1';
  * https://revealjs.com
  * MIT licensed
  *
- * Copyright (C) 2011-2021 Hakim El Hattab, https://hakim.se
+ * Copyright (C) 2011-2022 Hakim El Hattab, https://hakim.se
  */
 export default function( revealElement, options ) {