/*!
 * reveal.js
 * http://lab.hakim.se/reveal-js
 * MIT licensed
 *
 * Copyright (C) 2016 Hakim El Hattab, http://hakim.se
 */
 
 .reveal a,
 body {
     position: relative
 }
 
 .reveal a,
 .reveal abbr,
 .reveal acronym,
 .reveal address,
 .reveal applet,
 .reveal article,
 .reveal aside,
 .reveal audio,
 .reveal b,
 .reveal big,
 .reveal blockquote,
 .reveal canvas,
 .reveal caption,
 .reveal center,
 .reveal cite,
 .reveal code,
 .reveal dd,
 .reveal del,
 .reveal details,
 .reveal dfn,
 .reveal div,
 .reveal dl,
 .reveal dt,
 .reveal em,
 .reveal embed,
 .reveal fieldset,
 .reveal figcaption,
 .reveal figure,
 .reveal footer,
 .reveal form,
 .reveal h1,
 .reveal h2,
 .reveal h3,
 .reveal h4,
 .reveal h5,
 .reveal h6,
 .reveal header,
 .reveal hgroup,
 .reveal iframe,
 .reveal img,
 .reveal ins,
 .reveal kbd,
 .reveal label,
 .reveal legend,
 .reveal li,
 .reveal mark,
 .reveal menu,
 .reveal nav,
 .reveal object,
 .reveal ol,
 .reveal output,
 .reveal p,
 .reveal pre,
 .reveal q,
 .reveal ruby,
 .reveal s,
 .reveal samp,
 .reveal section,
 .reveal small,
 .reveal span,
 .reveal strike,
 .reveal strong,
 .reveal sub,
 .reveal summary,
 .reveal sup,
 .reveal table,
 .reveal tbody,
 .reveal td,
 .reveal tfoot,
 .reveal th,
 .reveal thead,
 .reveal time,
 .reveal tr,
 .reveal tt,
 .reveal u,
 .reveal ul,
 .reveal var,
 .reveal video,
 body,
 html {
     margin: 0;
     padding: 0;
     border: 0;
     font: inherit;
     vertical-align: baseline
 }
 
 .reveal article,
 .reveal aside,
 .reveal details,
 .reveal figcaption,
 .reveal figure,
 .reveal footer,
 .reveal header,
 .reveal hgroup,
 .reveal menu,
 .reveal nav,
 .reveal section {
     display: block
 }
 
 body,
 html {
     width: 100%;
     height: 100%;
     overflow: hidden
 }
 
 body {
     line-height: 1;
     background-color: #fff;
     color: #000
 }
 
 .reveal .slides section .fragment {
     opacity: 0;
     visibility: hidden;
     -webkit-transition: all .2s ease;
     transition: all .2s ease
 }
 
 .reveal .slides section .fragment.fade-out,
 .reveal .slides section .fragment.grow,
 .reveal .slides section .fragment.shrink,
 .reveal .slides section .fragment.visible {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .slides section .fragment.grow.visible {
     -webkit-transform: scale(1.3);
     transform: scale(1.3)
 }
 
 .reveal .slides section .fragment.shrink.visible {
     -webkit-transform: scale(.7);
     transform: scale(.7)
 }
 
 .reveal .slides section .fragment.zoom-in {
     -webkit-transform: scale(.1);
     transform: scale(.1)
 }
 
 .reveal .slides section .fragment.zoom-in.visible {
     -webkit-transform: none;
     transform: none
 }
 
 .reveal .slides section .fragment.fade-out.visible {
     opacity: 0;
     visibility: hidden
 }
 
 .reveal .slides section .fragment.semi-fade-out {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .slides section .fragment.semi-fade-out.visible {
     opacity: .5;
     visibility: visible
 }
 
 .reveal .slides section .fragment.strike {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .slides section .fragment.strike.visible {
     text-decoration: line-through
 }
 
 .reveal .slides section .fragment.fade-up {
     -webkit-transform: translate(0, 20%);
     transform: translate(0, 20%)
 }
 
 .reveal .slides section .fragment.fade-up.visible {
     -webkit-transform: translate(0, 0);
     transform: translate(0, 0)
 }
 
 .reveal .slides section .fragment.fade-down {
     -webkit-transform: translate(0, -20%);
     transform: translate(0, -20%)
 }
 
 .reveal .slides section .fragment.fade-down.visible {
     -webkit-transform: translate(0, 0);
     transform: translate(0, 0)
 }
 
 .reveal .slides section .fragment.fade-right {
     -webkit-transform: translate(-20%, 0);
     transform: translate(-20%, 0)
 }
 
 .reveal .slides section .fragment.fade-right.visible {
     -webkit-transform: translate(0, 0);
     transform: translate(0, 0)
 }
 
 .reveal .slides section .fragment.fade-left {
     -webkit-transform: translate(20%, 0);
     transform: translate(20%, 0)
 }
 
 .reveal .slides section .fragment.fade-left.visible {
     -webkit-transform: translate(0, 0);
     transform: translate(0, 0)
 }
 
 .reveal .slides section .fragment.current-visible {
     opacity: 0;
     visibility: hidden
 }
 
 .reveal .slides section .fragment.current-visible.current-fragment,
 .reveal .slides section .fragment.highlight-blue,
 .reveal .slides section .fragment.highlight-current-blue,
 .reveal .slides section .fragment.highlight-current-green,
 .reveal .slides section .fragment.highlight-current-red,
 .reveal .slides section .fragment.highlight-green,
 .reveal .slides section .fragment.highlight-red {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .slides section .fragment.highlight-red.visible {
     color: #ff2c2d
 }
 
 .reveal .slides section .fragment.highlight-green.visible {
     color: #17ff2e
 }
 
 .reveal .slides section .fragment.highlight-blue.visible {
     color: #1b91ff
 }
 
 .reveal .slides section .fragment.highlight-current-red.current-fragment {
     color: #ff2c2d
 }
 
 .reveal .slides section .fragment.highlight-current-green.current-fragment {
     color: #17ff2e
 }
 
 .reveal .slides section .fragment.highlight-current-blue.current-fragment {
     color: #1b91ff
 }
 
 .reveal:after {
     content: '';
     font-style: italic
 }
 
 .reveal iframe {
     z-index: 1
 }
 
 .reveal .stretch {
     max-width: none;
     max-height: none
 }
 
 .reveal pre.stretch code {
     height: 100%;
     max-height: 100%;
     box-sizing: border-box
 }
 
 .reveal .controls {
     display: none;
     position: fixed;
     width: 110px;
     height: 110px;
     z-index: 30;
     right: 10px;
     bottom: 10px;
     -webkit-user-select: none
 }
 
 .reveal .controls button {
     padding: 0;
     position: absolute;
     opacity: .05;
     width: 0;
     height: 0;
     background-color: transparent;
     border: 12px solid transparent;
     -webkit-transform: scale(.9999);
     transform: scale(.9999);
     -webkit-transition: all .2s ease;
     transition: all .2s ease;
     -webkit-appearance: none;
     -webkit-tap-highlight-color: transparent
 }
 
 .reveal .controls .enabled {
     opacity: .7;
     cursor: pointer
 }
 
 .reveal .controls .navigate-down.fragmented,
 .reveal .controls .navigate-left.fragmented,
 .reveal .controls .navigate-right.fragmented,
 .reveal .controls .navigate-up.fragmented {
     opacity: .3
 }
 
 .reveal .controls .enabled:active {
     margin-top: 1px
 }
 
 .reveal .controls .navigate-left {
     top: 42px;
     border-right-width: 22px;
     border-right-color: #000
 }
 
 .reveal .controls .navigate-right {
     left: 74px;
     top: 42px;
     border-left-width: 22px;
     border-left-color: #000
 }
 
 .reveal .controls .navigate-up {
     left: 42px;
     border-bottom-width: 22px;
     border-bottom-color: #000
 }
 
 .reveal .controls .navigate-down {
     left: 42px;
     top: 74px;
     border-top-width: 22px;
     border-top-color: #000
 }
 
 .reveal .progress {
     position: fixed;
     display: none;
     height: 3px;
     width: 100%;
     bottom: 0;
     left: 0;
     z-index: 10;
     background-color: rgba(0, 0, 0, .2)
 }
 
 .reveal .progress:after {
     content: '';
     display: block;
     position: absolute;
     height: 20px;
     width: 100%;
     top: -20px
 }
 
 .reveal .progress span {
     display: block;
     height: 100%;
     width: 0;
     background-color: #000;
     -webkit-transition: width .8s cubic-bezier(.26, .86, .44, .985);
     transition: width .8s cubic-bezier(.26, .86, .44, .985)
 }
 
 .reveal .slide-number {
     position: fixed;
     display: block;
     right: 8px;
     bottom: 8px;
     z-index: 31;
     font-family: Helvetica, sans-serif;
     font-size: 12px;
     line-height: 1;
     color: #fff;
     background-color: rgba(0, 0, 0, .4);
     padding: 5px
 }
 
 .reveal .slide-number-delimiter {
     margin: 0 3px
 }
 
 .reveal {
     position: relative;
     width: 100%;
     height: 100%;
     overflow: hidden;
     -ms-touch-action: none;
     touch-action: none
 }
 
 .reveal .slides {
     position: absolute;
     width: 100%;
     height: 100%;
     top: 0;
     right: 0;
     bottom: 0;
     left: 0;
     margin: auto;
     overflow: visible;
     z-index: 1;
     text-align: center;
     -webkit-perspective: 600px;
     perspective: 600px;
     -webkit-perspective-origin: 50% 40%;
     perspective-origin: 50% 40%
 }
 
 .reveal .slides>section {
     -ms-perspective: 600px
 }
 
 .reveal .slides>section,
 .reveal .slides>section>section {
     display: none;
     position: absolute;
     width: 100%;
     padding: 20px 0;
     z-index: 10;
     -webkit-transform-style: preserve-3d;
     transform-style: preserve-3d;
     -webkit-transition: -webkit-transform-origin .8s cubic-bezier(.26, .86, .44, .985), -webkit-transform .8s cubic-bezier(.26, .86, .44, .985), visibility .8s cubic-bezier(.26, .86, .44, .985), opacity .8s cubic-bezier(.26, .86, .44, .985);
     transition: transform-origin .8s cubic-bezier(.26, .86, .44, .985), transform .8s cubic-bezier(.26, .86, .44, .985), visibility .8s cubic-bezier(.26, .86, .44, .985), opacity .8s cubic-bezier(.26, .86, .44, .985)
 }
 
 .reveal[data-transition-speed=fast] .slides section {
     -webkit-transition-duration: .4s;
     transition-duration: .4s
 }
 
 .reveal[data-transition-speed=slow] .slides section {
     -webkit-transition-duration: 1.2s;
     transition-duration: 1.2s
 }
 
 .reveal .slides section[data-transition-speed=fast] {
     -webkit-transition-duration: .4s;
     transition-duration: .4s
 }
 
 .reveal .slides section[data-transition-speed=slow] {
     -webkit-transition-duration: 1.2s;
     transition-duration: 1.2s
 }
 
 .reveal .slides>section.stack {
     padding-top: 0;
     padding-bottom: 0
 }
 
 .reveal .slides>section.present,
 .reveal .slides>section>section.present {
     display: block;
     z-index: 11;
     opacity: 1
 }
 
 .reveal.center,
 .reveal.center .slides,
 .reveal.center .slides section {
     min-height: 0!important
 }
 
 .reveal .slides>section.future,
 .reveal .slides>section.past,
 .reveal .slides>section>section.future,
 .reveal .slides>section>section.past {
     pointer-events: none;
     opacity: 0
 }
 
 .reveal.overview .slides>section,
 .reveal.overview .slides>section>section {
     pointer-events: auto
 }
 
 .reveal.slide section {
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden
 }
 
 .reveal .slides>section[data-transition=slide].past,
 .reveal .slides>section[data-transition~=slide-out].past,
 .reveal.slide .slides>section:not([data-transition]).past {
     -webkit-transform: translate(-150%, 0);
     transform: translate(-150%, 0)
 }
 
 .reveal .slides>section[data-transition=slide].future,
 .reveal .slides>section[data-transition~=slide-in].future,
 .reveal.slide .slides>section:not([data-transition]).future {
     -webkit-transform: translate(150%, 0);
     transform: translate(150%, 0)
 }
 
 .reveal .slides>section>section[data-transition=slide].past,
 .reveal .slides>section>section[data-transition~=slide-out].past,
 .reveal.slide .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate(0, -150%);
     transform: translate(0, -150%)
 }
 
 .reveal .slides>section>section[data-transition=slide].future,
 .reveal .slides>section>section[data-transition~=slide-in].future,
 .reveal.slide .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate(0, 150%);
     transform: translate(0, 150%)
 }
 
 .reveal.linear section {
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden
 }
 
 .reveal .slides>section[data-transition=linear].past,
 .reveal .slides>section[data-transition~=linear-out].past,
 .reveal.linear .slides>section:not([data-transition]).past {
     -webkit-transform: translate(-150%, 0);
     transform: translate(-150%, 0)
 }
 
 .reveal .slides>section[data-transition=linear].future,
 .reveal .slides>section[data-transition~=linear-in].future,
 .reveal.linear .slides>section:not([data-transition]).future {
     -webkit-transform: translate(150%, 0);
     transform: translate(150%, 0)
 }
 
 .reveal .slides>section>section[data-transition=linear].past,
 .reveal .slides>section>section[data-transition~=linear-out].past,
 .reveal.linear .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate(0, -150%);
     transform: translate(0, -150%)
 }
 
 .reveal .slides>section>section[data-transition=linear].future,
 .reveal .slides>section>section[data-transition~=linear-in].future,
 .reveal.linear .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate(0, 150%);
     transform: translate(0, 150%)
 }
 
 .reveal .slides>section[data-transition=default].past,
 .reveal .slides>section[data-transition~=default-out].past,
 .reveal.default .slides>section:not([data-transition]).past {
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
     transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0)
 }
 
 .reveal .slides>section[data-transition=default].future,
 .reveal .slides>section[data-transition~=default-in].future,
 .reveal.default .slides>section:not([data-transition]).future {
     -webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
     transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0)
 }
 
 .reveal .slides>section>section[data-transition=default].past,
 .reveal .slides>section>section[data-transition~=default-out].past,
 .reveal.default .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0);
     transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0)
 }
 
 .reveal .slides>section>section[data-transition=default].future,
 .reveal .slides>section>section[data-transition~=default-in].future,
 .reveal.default .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0);
     transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0)
 }
 
 .reveal .slides>section[data-transition=convex].past,
 .reveal .slides>section[data-transition~=convex-out].past,
 .reveal.convex .slides>section:not([data-transition]).past {
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
     transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0)
 }
 
 .reveal .slides>section[data-transition=convex].future,
 .reveal .slides>section[data-transition~=convex-in].future,
 .reveal.convex .slides>section:not([data-transition]).future {
     -webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
     transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0)
 }
 
 .reveal .slides>section>section[data-transition=convex].past,
 .reveal .slides>section>section[data-transition~=convex-out].past,
 .reveal.convex .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0);
     transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0)
 }
 
 .reveal .slides>section>section[data-transition=convex].future,
 .reveal .slides>section>section[data-transition~=convex-in].future,
 .reveal.convex .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0);
     transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0)
 }
 
 .reveal .slides>section[data-transition=concave].past,
 .reveal .slides>section[data-transition~=concave-out].past,
 .reveal.concave .slides>section:not([data-transition]).past {
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0);
     transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0)
 }
 
 .reveal .slides>section[data-transition=concave].future,
 .reveal .slides>section[data-transition~=concave-in].future,
 .reveal.concave .slides>section:not([data-transition]).future {
     -webkit-transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0);
     transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0)
 }
 
 .reveal .slides>section>section[data-transition=concave].past,
 .reveal .slides>section>section[data-transition~=concave-out].past,
 .reveal.concave .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate3d(0, -80%, 0) rotateX(-70deg) translate3d(0, -80%, 0);
     transform: translate3d(0, -80%, 0) rotateX(-70deg) translate3d(0, -80%, 0)
 }
 
 .reveal .slides>section>section[data-transition=concave].future,
 .reveal .slides>section>section[data-transition~=concave-in].future,
 .reveal.concave .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate3d(0, 80%, 0) rotateX(70deg) translate3d(0, 80%, 0);
     transform: translate3d(0, 80%, 0) rotateX(70deg) translate3d(0, 80%, 0)
 }
 
 .reveal .slides section[data-transition=zoom],
 .reveal.zoom .slides section:not([data-transition]) {
     -webkit-transition-timing-function: ease;
     transition-timing-function: ease
 }
 
 .reveal .slides>section[data-transition=zoom].past,
 .reveal .slides>section[data-transition~=zoom-out].past,
 .reveal.zoom .slides>section:not([data-transition]).past {
     visibility: hidden;
     -webkit-transform: scale(16);
     transform: scale(16)
 }
 
 .reveal .slides>section[data-transition=zoom].future,
 .reveal .slides>section[data-transition~=zoom-in].future,
 .reveal.zoom .slides>section:not([data-transition]).future {
     visibility: hidden;
     -webkit-transform: scale(.2);
     transform: scale(.2)
 }
 
 .reveal .slides>section>section[data-transition=zoom].past,
 .reveal .slides>section>section[data-transition~=zoom-out].past,
 .reveal.zoom .slides>section>section:not([data-transition]).past {
     -webkit-transform: translate(0, -150%);
     transform: translate(0, -150%)
 }
 
 .reveal .slides>section>section[data-transition=zoom].future,
 .reveal .slides>section>section[data-transition~=zoom-in].future,
 .reveal.zoom .slides>section>section:not([data-transition]).future {
     -webkit-transform: translate(0, 150%);
     transform: translate(0, 150%)
 }
 
 .reveal.cube .slides {
     -webkit-perspective: 1300px;
     perspective: 1300px
 }
 
 .reveal.cube .slides section {
     padding: 30px;
     min-height: 700px;
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden;
     box-sizing: border-box
 }
 
 .reveal.center.cube .slides section {
     min-height: 0
 }
 
 .reveal.cube .slides section:not(.stack):before {
     content: '';
     position: absolute;
     display: block;
     width: 100%;
     height: 100%;
     left: 0;
     top: 0;
     background: rgba(0, 0, 0, .1);
     border-radius: 4px;
     -webkit-transform: translateZ(-20px);
     transform: translateZ(-20px)
 }
 
 .reveal.cube .slides section:not(.stack):after {
     content: '';
     position: absolute;
     display: block;
     width: 90%;
     height: 30px;
     left: 5%;
     bottom: 0;
     background: 0 0;
     z-index: 1;
     border-radius: 4px;
     box-shadow: 0 95px 25px rgba(0, 0, 0, .2);
     -webkit-transform: translateZ(-90px) rotateX(65deg);
     transform: translateZ(-90px) rotateX(65deg)
 }
 
 .reveal.cube .slides>section.stack {
     padding: 0;
     background: 0 0
 }
 
 .reveal.cube .slides>section.past {
     -webkit-transform-origin: 100% 0;
     transform-origin: 100% 0;
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg);
     transform: translate3d(-100%, 0, 0) rotateY(-90deg)
 }
 
 .reveal.cube .slides>section.future {
     -webkit-transform-origin: 0 0;
     transform-origin: 0 0;
     -webkit-transform: translate3d(100%, 0, 0) rotateY(90deg);
     transform: translate3d(100%, 0, 0) rotateY(90deg)
 }
 
 .reveal.cube .slides>section>section.past {
     -webkit-transform-origin: 0 100%;
     transform-origin: 0 100%;
     -webkit-transform: translate3d(0, -100%, 0) rotateX(90deg);
     transform: translate3d(0, -100%, 0) rotateX(90deg)
 }
 
 .reveal.cube .slides>section>section.future {
     -webkit-transform-origin: 0 0;
     transform-origin: 0 0;
     -webkit-transform: translate3d(0, 100%, 0) rotateX(-90deg);
     transform: translate3d(0, 100%, 0) rotateX(-90deg)
 }
 
 .reveal.page .slides {
     -webkit-perspective-origin: 0 50%;
     perspective-origin: 0 50%;
     -webkit-perspective: 3000px;
     perspective: 3000px
 }
 
 .reveal.page .slides section {
     padding: 30px;
     min-height: 700px;
     box-sizing: border-box
 }
 
 .reveal.page .slides section.past {
     z-index: 12
 }
 
 .reveal.page .slides section:not(.stack):before {
     content: '';
     position: absolute;
     display: block;
     width: 100%;
     height: 100%;
     left: 0;
     top: 0;
     background: rgba(0, 0, 0, .1);
     -webkit-transform: translateZ(-20px);
     transform: translateZ(-20px)
 }
 
 .reveal.page .slides section:not(.stack):after {
     content: '';
     position: absolute;
     display: block;
     width: 90%;
     height: 30px;
     left: 5%;
     bottom: 0;
     background: 0 0;
     z-index: 1;
     border-radius: 4px;
     box-shadow: 0 95px 25px rgba(0, 0, 0, .2);
     -webkit-transform: translateZ(-90px) rotateX(65deg)
 }
 
 .reveal.page .slides>section.stack {
     padding: 0;
     background: 0 0
 }
 
 .reveal.page .slides>section.past {
     -webkit-transform-origin: 0 0;
     transform-origin: 0 0;
     -webkit-transform: translate3d(-40%, 0, 0) rotateY(-80deg);
     transform: translate3d(-40%, 0, 0) rotateY(-80deg)
 }
 
 .reveal.page .slides>section.future {
     -webkit-transform-origin: 100% 0;
     transform-origin: 100% 0;
     -webkit-transform: translate3d(0, 0, 0);
     transform: translate3d(0, 0, 0)
 }
 
 .reveal.page .slides>section>section.past {
     -webkit-transform-origin: 0 0;
     transform-origin: 0 0;
     -webkit-transform: translate3d(0, -40%, 0) rotateX(80deg);
     transform: translate3d(0, -40%, 0) rotateX(80deg)
 }
 
 .reveal.page .slides>section>section.future {
     -webkit-transform-origin: 0 100%;
     transform-origin: 0 100%;
     -webkit-transform: translate3d(0, 0, 0);
     transform: translate3d(0, 0, 0)
 }
 
 .reveal .slides section[data-transition=fade],
 .reveal.fade .slides section:not([data-transition]),
 .reveal.fade .slides>section>section:not([data-transition]) {
     -webkit-transform: none;
     transform: none;
     -webkit-transition: opacity .5s;
     transition: opacity .5s
 }
 
 .reveal.fade.overview .slides section,
 .reveal.fade.overview .slides>section>section {
     -webkit-transition: none;
     transition: none
 }
 
 .reveal .slides section[data-transition=none],
 .reveal.none .slides section:not([data-transition]) {
     -webkit-transform: none;
     transform: none;
     -webkit-transition: none;
     transition: none
 }
 
 .reveal .pause-overlay {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     background: #000;
     visibility: hidden;
     opacity: 0;
     z-index: 100;
     -webkit-transition: all 1s ease;
     transition: all 1s ease
 }
 
 .reveal.paused .pause-overlay {
     visibility: visible;
     opacity: 1
 }
 
 .no-transforms {
     overflow-y: auto
 }
 
 .no-transforms .reveal .slides {
     position: relative;
     width: 80%;
     height: auto!important;
     top: 0;
     left: 50%;
     margin: 0;
     text-align: center
 }
 
 .no-transforms .reveal .controls,
 .no-transforms .reveal .progress {
     display: none!important
 }
 
 .no-transforms .reveal .slides section {
     display: block!important;
     opacity: 1!important;
     position: relative!important;
     height: auto;
     min-height: 0;
     top: 0;
     left: -50%;
     margin: 70px 0;
     -webkit-transform: none;
     transform: none
 }
 
 .no-transforms .reveal .slides section section {
     left: 0
 }
 
 .reveal .no-transition,
 .reveal .no-transition * {
     -webkit-transition: none!important;
     transition: none!important
 }
 
 .reveal .backgrounds {
     position: absolute;
     width: 100%;
     height: 100%;
     top: 0;
     left: 0;
     -webkit-perspective: 600px;
     perspective: 600px
 }
 
 .reveal .slide-background {
     display: none;
     position: absolute;
     width: 100%;
     height: 100%;
     opacity: 0;
     visibility: hidden;
     background-color: transparent;
     background-position: 50% 50%;
     background-repeat: no-repeat;
     background-size: cover;
     -webkit-transition: all .8s cubic-bezier(.26, .86, .44, .985);
     transition: all .8s cubic-bezier(.26, .86, .44, .985)
 }
 
 .reveal .slide-background.stack {
     display: block
 }
 
 .reveal .slide-background.present {
     opacity: 1;
     visibility: visible
 }
 
 .print-pdf .reveal .slide-background {
     opacity: 1!important;
     visibility: visible!important
 }
 
 .reveal .slide-background video {
     position: absolute;
     width: 100%;
     height: 100%;
     max-width: none;
     max-height: none;
     top: 0;
     left: 0
 }
 
 .reveal>.backgrounds .slide-background[data-background-transition=none],
 .reveal[data-background-transition=none]>.backgrounds .slide-background {
     -webkit-transition: none;
     transition: none
 }
 
 .reveal>.backgrounds .slide-background[data-background-transition=slide],
 .reveal[data-background-transition=slide]>.backgrounds .slide-background {
     opacity: 1;
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden
 }
 
 .reveal>.backgrounds .slide-background.past[data-background-transition=slide],
 .reveal[data-background-transition=slide]>.backgrounds .slide-background.past {
     -webkit-transform: translate(-100%, 0);
     transform: translate(-100%, 0)
 }
 
 .reveal>.backgrounds .slide-background.future[data-background-transition=slide],
 .reveal[data-background-transition=slide]>.backgrounds .slide-background.future {
     -webkit-transform: translate(100%, 0);
     transform: translate(100%, 0)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.past[data-background-transition=slide],
 .reveal[data-background-transition=slide]>.backgrounds .slide-background>.slide-background.past {
     -webkit-transform: translate(0, -100%);
     transform: translate(0, -100%)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.future[data-background-transition=slide],
 .reveal[data-background-transition=slide]>.backgrounds .slide-background>.slide-background.future {
     -webkit-transform: translate(0, 100%);
     transform: translate(0, 100%)
 }
 
 .reveal>.backgrounds .slide-background.past[data-background-transition=convex],
 .reveal[data-background-transition=convex]>.backgrounds .slide-background.past {
     opacity: 0;
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0);
     transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0)
 }
 
 .reveal>.backgrounds .slide-background.future[data-background-transition=convex],
 .reveal[data-background-transition=convex]>.backgrounds .slide-background.future {
     opacity: 0;
     -webkit-transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0);
     transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.past[data-background-transition=convex],
 .reveal[data-background-transition=convex]>.backgrounds .slide-background>.slide-background.past {
     opacity: 0;
     -webkit-transform: translate3d(0, -100%, 0) rotateX(90deg) translate3d(0, -100%, 0);
     transform: translate3d(0, -100%, 0) rotateX(90deg) translate3d(0, -100%, 0)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.future[data-background-transition=convex],
 .reveal[data-background-transition=convex]>.backgrounds .slide-background>.slide-background.future {
     opacity: 0;
     -webkit-transform: translate3d(0, 100%, 0) rotateX(-90deg) translate3d(0, 100%, 0);
     transform: translate3d(0, 100%, 0) rotateX(-90deg) translate3d(0, 100%, 0)
 }
 
 .reveal>.backgrounds .slide-background.past[data-background-transition=concave],
 .reveal[data-background-transition=concave]>.backgrounds .slide-background.past {
     opacity: 0;
     -webkit-transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0);
     transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0)
 }
 
 .reveal>.backgrounds .slide-background.future[data-background-transition=concave],
 .reveal[data-background-transition=concave]>.backgrounds .slide-background.future {
     opacity: 0;
     -webkit-transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0);
     transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.past[data-background-transition=concave],
 .reveal[data-background-transition=concave]>.backgrounds .slide-background>.slide-background.past {
     opacity: 0;
     -webkit-transform: translate3d(0, -100%, 0) rotateX(-90deg) translate3d(0, -100%, 0);
     transform: translate3d(0, -100%, 0) rotateX(-90deg) translate3d(0, -100%, 0)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.future[data-background-transition=concave],
 .reveal[data-background-transition=concave]>.backgrounds .slide-background>.slide-background.future {
     opacity: 0;
     -webkit-transform: translate3d(0, 100%, 0) rotateX(90deg) translate3d(0, 100%, 0);
     transform: translate3d(0, 100%, 0) rotateX(90deg) translate3d(0, 100%, 0)
 }
 
 .reveal>.backgrounds .slide-background[data-background-transition=zoom],
 .reveal[data-background-transition=zoom]>.backgrounds .slide-background {
     -webkit-transition-timing-function: ease;
     transition-timing-function: ease
 }
 
 .reveal>.backgrounds .slide-background.past[data-background-transition=zoom],
 .reveal[data-background-transition=zoom]>.backgrounds .slide-background.past {
     opacity: 0;
     visibility: hidden;
     -webkit-transform: scale(16);
     transform: scale(16)
 }
 
 .reveal>.backgrounds .slide-background.future[data-background-transition=zoom],
 .reveal[data-background-transition=zoom]>.backgrounds .slide-background.future {
     opacity: 0;
     visibility: hidden;
     -webkit-transform: scale(.2);
     transform: scale(.2)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.past[data-background-transition=zoom],
 .reveal[data-background-transition=zoom]>.backgrounds .slide-background>.slide-background.past {
     opacity: 0;
     visibility: hidden;
     -webkit-transform: scale(16);
     transform: scale(16)
 }
 
 .reveal>.backgrounds .slide-background>.slide-background.future[data-background-transition=zoom],
 .reveal[data-background-transition=zoom]>.backgrounds .slide-background>.slide-background.future {
     opacity: 0;
     visibility: hidden;
     -webkit-transform: scale(.2);
     transform: scale(.2)
 }
 
 .reveal[data-transition-speed=fast]>.backgrounds .slide-background {
     -webkit-transition-duration: .4s;
     transition-duration: .4s
 }
 
 .reveal[data-transition-speed=slow]>.backgrounds .slide-background {
     -webkit-transition-duration: 1.2s;
     transition-duration: 1.2s
 }
 
 .reveal.overview {
     -webkit-perspective-origin: 50% 50%;
     perspective-origin: 50% 50%;
     -webkit-perspective: 700px;
     perspective: 700px
 }
 
 .reveal.overview .slides section {
     height: 100%;
     top: 0!important;
     opacity: 1!important;
     overflow: hidden;
     visibility: visible!important;
     cursor: pointer;
     box-sizing: border-box
 }
 
 .reveal.overview .slides section.present,
 .reveal.overview .slides section:hover {
     outline: rgba(150, 150, 150, .4) solid 10px;
     outline-offset: 10px
 }
 
 .reveal.overview .slides section .fragment {
     opacity: 1;
     -webkit-transition: none;
     transition: none
 }
 
 .reveal.overview .slides section:after,
 .reveal.overview .slides section:before {
     display: none!important
 }
 
 .reveal.overview .slides>section.stack {
     padding: 0;
     top: 0!important;
     background: 0 0;
     outline: 0;
     overflow: visible
 }
 
 .reveal.overview .backgrounds {
     -webkit-perspective: inherit;
     perspective: inherit
 }
 
 .reveal.overview .backgrounds .slide-background {
     opacity: 1;
     visibility: visible;
     outline: rgba(150, 150, 150, .1) solid 10px;
     outline-offset: 10px
 }
 
 .reveal.overview .backgrounds .slide-background,
 .reveal.overview .slides section,
 .reveal.overview-deactivating .backgrounds .slide-background,
 .reveal.overview-deactivating .slides section {
     -webkit-transition: none;
     transition: none
 }
 
 .reveal.overview-animated .slides {
     -webkit-transition: -webkit-transform .4s ease;
     transition: transform .4s ease
 }
 
 .reveal.rtl .slides,
 .reveal.rtl .slides h1,
 .reveal.rtl .slides h2,
 .reveal.rtl .slides h3,
 .reveal.rtl .slides h4,
 .reveal.rtl .slides h5,
 .reveal.rtl .slides h6 {
     direction: rtl;
     font-family: sans-serif
 }
 
 .reveal.rtl code,
 .reveal.rtl pre {
     direction: ltr
 }
 
 .reveal.rtl ol,
 .reveal.rtl ul {
     text-align: right
 }
 
 .reveal.rtl .progress span {
     float: right
 }
 
 .reveal.has-parallax-background .backgrounds {
     -webkit-transition: all .8s ease;
     transition: all .8s ease
 }
 
 .reveal.has-parallax-background[data-transition-speed=fast] .backgrounds {
     -webkit-transition-duration: .4s;
     transition-duration: .4s
 }
 
 .reveal.has-parallax-background[data-transition-speed=slow] .backgrounds {
     -webkit-transition-duration: 1.2s;
     transition-duration: 1.2s
 }
 
 .reveal .overlay {
     position: absolute;
     top: 0;
     left: 0;
     width: 100%;
     height: 100%;
     z-index: 1000;
     background: rgba(0, 0, 0, .9);
     opacity: 0;
     visibility: hidden;
     -webkit-transition: all .3s ease;
     transition: all .3s ease
 }
 
 .reveal .overlay.visible {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .overlay .spinner {
     position: absolute;
     display: block;
     top: 50%;
     left: 50%;
     width: 32px;
     height: 32px;
     margin: -16px 0 0 -16px;
     z-index: 10;
     background-image: url(data:image/gif;base64,R0lGODlhIAAgAPMAAJmZmf%2F%2F%2F6%2Bvr8nJybW1tcDAwOjo6Nvb26ioqKOjo7Ozs%2FLy8vz8%2FAAAAAAAAAAAACH%2FC05FVFNDQVBFMi4wAwEAAAAh%2FhpDcmVhdGVkIHdpdGggYWpheGxvYWQuaW5mbwAh%2BQQJCgAAACwAAAAAIAAgAAAE5xDISWlhperN52JLhSSdRgwVo1ICQZRUsiwHpTJT4iowNS8vyW2icCF6k8HMMBkCEDskxTBDAZwuAkkqIfxIQyhBQBFvAQSDITM5VDW6XNE4KagNh6Bgwe60smQUB3d4Rz1ZBApnFASDd0hihh12BkE9kjAJVlycXIg7CQIFA6SlnJ87paqbSKiKoqusnbMdmDC2tXQlkUhziYtyWTxIfy6BE8WJt5YJvpJivxNaGmLHT0VnOgSYf0dZXS7APdpB309RnHOG5gDqXGLDaC457D1zZ%2FV%2FnmOM82XiHRLYKhKP1oZmADdEAAAh%2BQQJCgAAACwAAAAAIAAgAAAE6hDISWlZpOrNp1lGNRSdRpDUolIGw5RUYhhHukqFu8DsrEyqnWThGvAmhVlteBvojpTDDBUEIFwMFBRAmBkSgOrBFZogCASwBDEY%2FCZSg7GSE0gSCjQBMVG023xWBhklAnoEdhQEfyNqMIcKjhRsjEdnezB%2BA4k8gTwJhFuiW4dokXiloUepBAp5qaKpp6%2BHo7aWW54wl7obvEe0kRuoplCGepwSx2jJvqHEmGt6whJpGpfJCHmOoNHKaHx61WiSR92E4lbFoq%2BB6QDtuetcaBPnW6%2BO7wDHpIiK9SaVK5GgV543tzjgGcghAgAh%2BQQJCgAAACwAAAAAIAAgAAAE7hDISSkxpOrN5zFHNWRdhSiVoVLHspRUMoyUakyEe8PTPCATW9A14E0UvuAKMNAZKYUZCiBMuBakSQKG8G2FzUWox2AUtAQFcBKlVQoLgQReZhQlCIJesQXI5B0CBnUMOxMCenoCfTCEWBsJColTMANldx15BGs8B5wlCZ9Po6OJkwmRpnqkqnuSrayqfKmqpLajoiW5HJq7FL1Gr2mMMcKUMIiJgIemy7xZtJsTmsM4xHiKv5KMCXqfyUCJEonXPN2rAOIAmsfB3uPoAK%2B%2BG%2Bw48edZPK%2BM6hLJpQg484enXIdQFSS1u6UhksENEQAAIfkECQoAAAAsAAAAACAAIAAABOcQyEmpGKLqzWcZRVUQnZYg1aBSh2GUVEIQ2aQOE%2BG%2BcD4ntpWkZQj1JIiZIogDFFyHI0UxQwFugMSOFIPJftfVAEoZLBbcLEFhlQiqGp1Vd140AUklUN3eCA51C1EWMzMCezCBBmkxVIVHBWd3HHl9JQOIJSdSnJ0TDKChCwUJjoWMPaGqDKannasMo6WnM562R5YluZRwur0wpgqZE7NKUm%2BFNRPIhjBJxKZteWuIBMN4zRMIVIhffcgojwCF117i4nlLnY5ztRLsnOk%2BaV%2BoJY7V7m76PdkS4trKcdg0Zc0tTcKkRAAAIfkECQoAAAAsAAAAACAAIAAABO4QyEkpKqjqzScpRaVkXZWQEximw1BSCUEIlDohrft6cpKCk5xid5MNJTaAIkekKGQkWyKHkvhKsR7ARmitkAYDYRIbUQRQjWBwJRzChi9CRlBcY1UN4g0%2FVNB0AlcvcAYHRyZPdEQFYV8ccwR5HWxEJ02YmRMLnJ1xCYp0Y5idpQuhopmmC2KgojKasUQDk5BNAwwMOh2RtRq5uQuPZKGIJQIGwAwGf6I0JXMpC8C7kXWDBINFMxS4DKMAWVWAGYsAdNqW5uaRxkSKJOZKaU3tPOBZ4DuK2LATgJhkPJMgTwKCdFjyPHEnKxFCDhEAACH5BAkKAAAALAAAAAAgACAAAATzEMhJaVKp6s2nIkolIJ2WkBShpkVRWqqQrhLSEu9MZJKK9y1ZrqYK9WiClmvoUaF8gIQSNeF1Er4MNFn4SRSDARWroAIETg1iVwuHjYB1kYc1mwruwXKC9gmsJXliGxc%2BXiUCby9ydh1sOSdMkpMTBpaXBzsfhoc5l58Gm5yToAaZhaOUqjkDgCWNHAULCwOLaTmzswadEqggQwgHuQsHIoZCHQMMQgQGubVEcxOPFAcMDAYUA85eWARmfSRQCdcMe0zeP1AAygwLlJtPNAAL19DARdPzBOWSm1brJBi45soRAWQAAkrQIykShQ9wVhHCwCQCACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiRMDjI0Fd30%2FiI2UA5GSS5UDj2l6NoqgOgN4gksEBgYFf0FDqKgHnyZ9OX8HrgYHdHpcHQULXAS2qKpENRg7eAMLC7kTBaixUYFkKAzWAAnLC7FLVxLWDBLKCwaKTULgEwbLA4hJtOkSBNqITT3xEgfLpBtzE%2FjiuL04RGEBgwWhShRgQExHBAAh%2BQQJCgAAACwAAAAAIAAgAAAE7xDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfZiCqGk5dTESJeaOAlClzsJsqwiJwiqnFrb2nS9kmIcgEsjQydLiIlHehhpejaIjzh9eomSjZR%2BipslWIRLAgMDOR2DOqKogTB9pCUJBagDBXR6XB0EBkIIsaRsGGMMAxoDBgYHTKJiUYEGDAzHC9EACcUGkIgFzgwZ0QsSBcXHiQvOwgDdEwfFs0sDzt4S6BK4xYjkDOzn0unFeBzOBijIm1Dgmg5YFQwsCMjp1oJ8LyIAACH5BAkKAAAALAAAAAAgACAAAATwEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GGl6NoiPOH16iZKNlH6KmyWFOggHhEEvAwwMA0N9GBsEC6amhnVcEwavDAazGwIDaH1ipaYLBUTCGgQDA8NdHz0FpqgTBwsLqAbWAAnIA4FWKdMLGdYGEgraigbT0OITBcg5QwPT4xLrROZL6AuQAPUS7bxLpoWidY0JtxLHKhwwMJBTHgPKdEQAACH5BAkKAAAALAAAAAAgACAAAATrEMhJaVKp6s2nIkqFZF2VIBWhUsJaTokqUCoBq%2BE71SRQeyqUToLA7VxF0JDyIQh%2FMVVPMt1ECZlfcjZJ9mIKoaTl1MRIl5o4CUKXOwmyrCInCKqcWtvadL2SYhyASyNDJ0uIiUd6GAULDJCRiXo1CpGXDJOUjY%2BYip9DhToJA4RBLwMLCwVDfRgbBAaqqoZ1XBMHswsHtxtFaH1iqaoGNgAIxRpbFAgfPQSqpbgGBqUD1wBXeCYp1AYZ19JJOYgH1KwA4UBvQwXUBxPqVD9L3sbp2BNk2xvvFPJd%2BMFCN6HAAIKgNggY0KtEBAAh%2BQQJCgAAACwAAAAAIAAgAAAE6BDISWlSqerNpyJKhWRdlSAVoVLCWk6JKlAqAavhO9UkUHsqlE6CwO1cRdCQ8iEIfzFVTzLdRAmZX3I2SfYIDMaAFdTESJeaEDAIMxYFqrOUaNW4E4ObYcCXaiBVEgULe0NJaxxtYksjh2NLkZISgDgJhHthkpU4mW6blRiYmZOlh4JWkDqILwUGBnE6TYEbCgevr0N1gH4At7gHiRpFaLNrrq8HNgAJA70AWxQIH1%2BvsYMDAzZQPC9VCNkDWUhGkuE5PxJNwiUK4UfLzOlD4WvzAHaoG9nxPi5d%2BjYUqfAhhykOFwJWiAAAIfkECQoAAAAsAAAAACAAIAAABPAQyElpUqnqzaciSoVkXVUMFaFSwlpOCcMYlErAavhOMnNLNo8KsZsMZItJEIDIFSkLGQoQTNhIsFehRww2CQLKF0tYGKYSg%2BygsZIuNqJksKgbfgIGepNo2cIUB3V1B3IvNiBYNQaDSTtfhhx0CwVPI0UJe0%2Bbm4g5VgcGoqOcnjmjqDSdnhgEoamcsZuXO1aWQy8KAwOAuTYYGwi7w5h%2BKr0SJ8MFihpNbx%2B4Erq7BYBuzsdiH1jCAzoSfl0rVirNbRXlBBlLX%2BBP0XJLAPGzTkAuAOqb0WT5AH7OcdCm5B8TgRwSRKIHQtaLCwg1RAAAOwAAAAAAAAAAAA%3D%3D);
     visibility: visible;
     opacity: .6;
     -webkit-transition: all .3s ease;
     transition: all .3s ease
 }
 
 .reveal .overlay header {
     position: absolute;
     left: 0;
     top: 0;
     width: 100%;
     height: 40px;
     z-index: 2;
     border-bottom: 1px solid #222
 }
 
 .reveal .overlay header a {
     display: inline-block;
     width: 40px;
     height: 40px;
     padding: 0 10px;
     float: right;
     opacity: .6;
     box-sizing: border-box
 }
 
 .reveal .overlay header a:hover {
     opacity: 1
 }
 
 .reveal .overlay header a .icon {
     display: inline-block;
     width: 20px;
     height: 20px;
     background-position: 50% 50%;
     background-size: 100%;
     background-repeat: no-repeat
 }
 
 .reveal .overlay header a.close .icon {
     background-image: url(data:image/png;base64,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)
 }
 
 .reveal .overlay header a.external .icon {
     background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAAcElEQVRYR+2WSQoAIQwEzf8f7XiOMkUQxUPlGkM3hVmiQfQR9GYnH1SsAQlI4DiBqkCMoNb9y2e90IAEJPAcgdznU9+engMaeJ7Azh5Y1U67gAho4DqBqmB1buAf0MB1AlVBek83ZPkmJMGc1wAR+AAqod/B97TRpQAAAABJRU5ErkJggg==)
 }
 
 .reveal .overlay .viewport {
     position: absolute;
     display: -webkit-box;
     display: -ms-flexbox;
     display: flex;
     top: 40px;
     right: 0;
     bottom: 0;
     left: 0
 }
 
 .reveal .overlay.overlay-preview .viewport iframe {
     width: 100%;
     height: 100%;
     max-width: 100%;
     max-height: 100%;
     border: 0;
     opacity: 0;
     visibility: hidden;
     -webkit-transition: all .3s ease;
     transition: all .3s ease
 }
 
 .reveal .overlay.overlay-preview.loaded .viewport iframe {
     opacity: 1;
     visibility: visible
 }
 
 .reveal .overlay.overlay-preview.loaded .spinner {
     opacity: 0;
     visibility: hidden;
     -webkit-transform: scale(.2);
     transform: scale(.2)
 }
 
 .reveal .overlay.overlay-help .viewport {
     overflow: auto;
     color: #fff
 }
 
 .reveal .overlay.overlay-help .viewport .viewport-inner {
     width: 600px;
     margin: auto;
     padding: 20px 20px 80px;
     text-align: center;
     letter-spacing: normal
 }
 
 .reveal .overlay.overlay-help .viewport .viewport-inner .title {
     font-size: 20px
 }
 
 .reveal .overlay.overlay-help .viewport .viewport-inner table {
     border: 1px solid #fff;
     border-collapse: collapse;
     font-size: 16px
 }
 
 .reveal .overlay.overlay-help .viewport .viewport-inner table td,
 .reveal .overlay.overlay-help .viewport .viewport-inner table th {
     width: 200px;
     padding: 14px;
     border: 1px solid #fff;
     vertical-align: middle
 }
 
 .reveal .overlay.overlay-help .viewport .viewport-inner table th {
     padding-top: 20px;
     padding-bottom: 20px
 }
 
 .reveal .playback {
     position: fixed;
     left: 15px;
     bottom: 20px;
     z-index: 30;
     cursor: pointer;
     -webkit-transition: all .4s ease;
     transition: all .4s ease
 }
 
 .reveal.overview .playback {
     opacity: 0;
     visibility: hidden
 }
 
 .reveal .roll {
     display: inline-block;
     line-height: 1.2;
     overflow: hidden;
     vertical-align: top;
     -webkit-perspective: 400px;
     perspective: 400px;
     -webkit-perspective-origin: 50% 50%;
     perspective-origin: 50% 50%
 }
 
 .reveal .roll:hover {
     background: 0 0;
     text-shadow: none
 }
 
 .reveal .roll span {
     display: block;
     position: relative;
     padding: 0 2px;
     pointer-events: none;
     -webkit-transition: all .4s ease;
     transition: all .4s ease;
     -webkit-transform-origin: 50% 0;
     transform-origin: 50% 0;
     -webkit-transform-style: preserve-3d;
     transform-style: preserve-3d;
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden
 }
 
 .reveal .roll:hover span {
     background: rgba(0, 0, 0, .5);
     -webkit-transform: translate3d(0, 0, -45px) rotateX(90deg);
     transform: translate3d(0, 0, -45px) rotateX(90deg)
 }
 
 .reveal .roll span:after {
     content: attr(data-title);
     display: block;
     position: absolute;
     left: 0;
     top: 0;
     padding: 0 2px;
     -webkit-backface-visibility: hidden;
     backface-visibility: hidden;
     -webkit-transform-origin: 50% 0;
     transform-origin: 50% 0;
     -webkit-transform: translate3d(0, 110%, 0) rotateX(-90deg);
     transform: translate3d(0, 110%, 0) rotateX(-90deg)
 }
 
 .reveal aside.notes {
     display: none
 }
 
 .reveal .speaker-notes {
     display: none;
     position: absolute;
     width: 70%;
     max-height: 15%;
     left: 15%;
     bottom: 26px;
     padding: 10px;
     z-index: 1;
     font-size: 18px;
     line-height: 1.4;
     color: #fff;
     background-color: rgba(0, 0, 0, .5);
     overflow: auto;
     box-sizing: border-box;
     text-align: left;
     font-family: Helvetica, sans-serif;
     -webkit-overflow-scrolling: touch
 }
 
 .reveal .speaker-notes.visible:not(:empty) {
     display: block
 }
 
 @media screen and (max-width:1024px) {
     .reveal .speaker-notes {
         font-size: 14px
     }
 }
 
 @media screen and (max-width:600px) {
     .reveal .speaker-notes {
         width: 90%;
         left: 5%
     }
 }
 
 .zoomed .reveal *,
 .zoomed .reveal:after,
 .zoomed .reveal:before {
     -webkit-backface-visibility: visible!important;
     backface-visibility: visible!important
 }
 
 .zoomed .reveal .controls,
 .zoomed .reveal .progress {
     opacity: 0
 }
 
 .zoomed .reveal .roll span {
     background: 0 0
 }
 
 .zoomed .reveal .roll span:after {
     visibility: hidden
 }