diff options
Diffstat (limited to 'css/reveal.scss')
| -rw-r--r-- | css/reveal.scss | 1000 |
1 files changed, 713 insertions, 287 deletions
diff --git a/css/reveal.scss b/css/reveal.scss index 6cc21ba..75ffb72 100644 --- a/css/reveal.scss +++ b/css/reveal.scss @@ -1,44 +1,13 @@ /*! * reveal.js - * http://lab.hakim.se/reveal-js + * http://revealjs.com * MIT licensed * - * Copyright (C) 2015 Hakim El Hattab, http://hakim.se + * Copyright (C) 2018 Hakim El Hattab, http://hakim.se */ /********************************************* - * RESET STYLES - *********************************************/ - -html, body, .reveal div, .reveal span, .reveal applet, .reveal object, .reveal iframe, -.reveal h1, .reveal h2, .reveal h3, .reveal h4, .reveal h5, .reveal h6, .reveal p, .reveal blockquote, .reveal pre, -.reveal a, .reveal abbr, .reveal acronym, .reveal address, .reveal big, .reveal cite, .reveal code, -.reveal del, .reveal dfn, .reveal em, .reveal img, .reveal ins, .reveal kbd, .reveal q, .reveal s, .reveal samp, -.reveal small, .reveal strike, .reveal strong, .reveal sub, .reveal sup, .reveal tt, .reveal var, -.reveal b, .reveal u, .reveal center, -.reveal dl, .reveal dt, .reveal dd, .reveal ol, .reveal ul, .reveal li, -.reveal fieldset, .reveal form, .reveal label, .reveal legend, -.reveal table, .reveal caption, .reveal tbody, .reveal tfoot, .reveal thead, .reveal tr, .reveal th, .reveal td, -.reveal article, .reveal aside, .reveal canvas, .reveal details, .reveal embed, -.reveal figure, .reveal figcaption, .reveal footer, .reveal header, .reveal hgroup, -.reveal menu, .reveal nav, .reveal output, .reveal ruby, .reveal section, .reveal summary, -.reveal time, .reveal mark, .reveal audio, video { - margin: 0; - padding: 0; - border: 0; - font-size: 100%; - 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; -} - - -/********************************************* * GLOBAL STYLES *********************************************/ @@ -52,23 +21,12 @@ body { body { position: relative; line-height: 1; + margin: 0; background-color: #fff; color: #000; } -::-moz-selection { - background: #FF5E99; - color: #fff; - text-shadow: none; -} - -::selection { - background: #FF5E99; - color: #fff; - text-shadow: none; -} - /********************************************* * VIEW FRAGMENTS @@ -81,13 +39,13 @@ body { &.visible { opacity: 1; - visibility: visible; + visibility: inherit; } } .reveal .slides section .fragment.grow { opacity: 1; - visibility: visible; + visibility: inherit; &.visible { transform: scale( 1.3 ); @@ -96,7 +54,7 @@ body { .reveal .slides section .fragment.shrink { opacity: 1; - visibility: visible; + visibility: inherit; &.visible { transform: scale( 0.7 ); @@ -107,21 +65,13 @@ body { transform: scale( 0.1 ); &.visible { - transform: scale( 1 ); - } -} - -.reveal .slides section .fragment.roll-in { - transform: rotateX( 90deg ); - - &.visible { - transform: rotateX( 0 ); + transform: none; } } .reveal .slides section .fragment.fade-out { opacity: 1; - visibility: visible; + visibility: inherit; &.visible { opacity: 0; @@ -131,29 +81,78 @@ body { .reveal .slides section .fragment.semi-fade-out { opacity: 1; - visibility: visible; + visibility: inherit; &.visible { opacity: 0.5; - visibility: visible; + visibility: inherit; } } .reveal .slides section .fragment.strike { opacity: 1; + visibility: inherit; &.visible { text-decoration: line-through; } } +.reveal .slides section .fragment.fade-up { + transform: translate(0, 20%); + + &.visible { + transform: translate(0, 0); + } +} + +.reveal .slides section .fragment.fade-down { + transform: translate(0, -20%); + + &.visible { + transform: translate(0, 0); + } +} + +.reveal .slides section .fragment.fade-right { + transform: translate(-20%, 0); + + &.visible { + transform: translate(0, 0); + } +} + +.reveal .slides section .fragment.fade-left { + transform: translate(20%, 0); + + &.visible { + transform: translate(0, 0); + } +} + +.reveal .slides section .fragment.fade-in-then-out, .reveal .slides section .fragment.current-visible { opacity: 0; visibility: hidden; &.current-fragment { opacity: 1; - visibility: visible; + visibility: inherit; + } +} + +.reveal .slides section .fragment.fade-in-then-semi-out { + opacity: 0; + visibility: hidden; + + &.visible { + opacity: 0.5; + visibility: inherit; + } + + &.current-fragment { + opacity: 1; + visibility: inherit; } } @@ -164,7 +163,7 @@ body { .reveal .slides section .fragment.highlight-blue, .reveal .slides section .fragment.highlight-current-blue { opacity: 1; - visibility: visible; + visibility: inherit; } .reveal .slides section .fragment.highlight-red.visible { color: #ff2c2d @@ -222,88 +221,279 @@ body { * CONTROLS *********************************************/ -.reveal .controls { - display: none; - position: fixed; - width: 110px; - height: 110px; - z-index: 30; - right: 10px; - bottom: 10px; +@keyframes bounce-right { + 0%, 10%, 25%, 40%, 50% {transform: translateX(0);} + 20% {transform: translateX(10px);} + 30% {transform: translateX(-5px);} +} - -webkit-user-select: none; +@keyframes bounce-down { + 0%, 10%, 25%, 40%, 50% {transform: translateY(0);} + 20% {transform: translateY(10px);} + 30% {transform: translateY(-5px);} } -.reveal .controls div { - position: absolute; - opacity: 0.05; - width: 0; - height: 0; - border: 12px solid transparent; - transform: scale(.9999); - transition: all 0.2s ease; +$controlArrowSize: 3.6em; +$controlArrowSpacing: 1.4em; +$controlArrowLength: 2.6em; +$controlArrowThickness: 0.5em; +$controlsArrowAngle: 45deg; +$controlsArrowAngleHover: 40deg; +$controlsArrowAngleActive: 36deg; - -webkit-tap-highlight-color: rgba( 0, 0, 0, 0 ); -} +@mixin controlsArrowTransform( $angle ) { + &:before { + transform: translateX(($controlArrowSize - $controlArrowLength)/2) translateY(($controlArrowSize - $controlArrowThickness)/2) rotate( $angle ); + } -.reveal .controls div.enabled { - opacity: 0.7; - cursor: pointer; + &:after { + transform: translateX(($controlArrowSize - $controlArrowLength)/2) translateY(($controlArrowSize - $controlArrowThickness)/2) rotate( -$angle ); + } } -.reveal .controls div.enabled:active { - margin-top: 1px; -} +.reveal .controls { + $spacing: 12px; + + display: none; + position: absolute; + top: auto; + bottom: $spacing; + right: $spacing; + left: auto; + z-index: 1; + color: #000; + pointer-events: none; + font-size: 10px; + + button { + position: absolute; + padding: 0; + background-color: transparent; + border: 0; + outline: 0; + cursor: pointer; + color: currentColor; + transform: scale(.9999); + transition: color 0.2s ease, + opacity 0.2s ease, + transform 0.2s ease; + z-index: 2; // above slides + pointer-events: auto; + font-size: inherit; - .reveal .controls div.navigate-left { - top: 42px; + visibility: hidden; + opacity: 0; + + -webkit-appearance: none; + -webkit-tap-highlight-color: rgba( 0, 0, 0, 0 ); + } - border-right-width: 22px; - border-right-color: #000; + .controls-arrow:before, + .controls-arrow:after { + content: ''; + position: absolute; + top: 0; + left: 0; + width: $controlArrowLength; + height: $controlArrowThickness; + border-radius: $controlArrowThickness/2; + background-color: currentColor; + + transition: all 0.15s ease, background-color 0.8s ease; + transform-origin: floor(($controlArrowThickness/2)*10)/10 50%; + will-change: transform; } - .reveal .controls div.navigate-left.fragmented { - opacity: 0.3; + + .controls-arrow { + position: relative; + width: $controlArrowSize; + height: $controlArrowSize; + + @include controlsArrowTransform( $controlsArrowAngle ); + + &:hover { + @include controlsArrowTransform( $controlsArrowAngleHover ); + } + + &:active { + @include controlsArrowTransform( $controlsArrowAngleActive ); } + } + + .navigate-left { + right: $controlArrowSize + $controlArrowSpacing*2; + bottom: $controlArrowSpacing + $controlArrowSize/2; + transform: translateX( -10px ); + } + + .navigate-right { + right: 0; + bottom: $controlArrowSpacing + $controlArrowSize/2; + transform: translateX( 10px ); - .reveal .controls div.navigate-right { - left: 74px; - top: 42px; + .controls-arrow { + transform: rotate( 180deg ); + } - border-left-width: 22px; - border-left-color: #000; + &.highlight { + animation: bounce-right 2s 50 both ease-out; + } } - .reveal .controls div.navigate-right.fragmented { - opacity: 0.3; + + .navigate-up { + right: $controlArrowSpacing + $controlArrowSize/2; + bottom: $controlArrowSpacing*2 + $controlArrowSize; + transform: translateY( -10px ); + + .controls-arrow { + transform: rotate( 90deg ); } + } + + .navigate-down { + right: $controlArrowSpacing + $controlArrowSize/2; + bottom: 0; + transform: translateY( 10px ); - .reveal .controls div.navigate-up { - left: 42px; + .controls-arrow { + transform: rotate( -90deg ); + } - border-bottom-width: 22px; - border-bottom-color: #000; + &.highlight { + animation: bounce-down 2s 50 both ease-out; + } } - .reveal .controls div.navigate-up.fragmented { - opacity: 0.3; + + // Back arrow style: "faded": + // Deemphasize backwards navigation arrows in favor of drawing + // attention to forwards navigation + &[data-controls-back-arrows="faded"] .navigate-left.enabled, + &[data-controls-back-arrows="faded"] .navigate-up.enabled { + opacity: 0.3; + + &:hover { + opacity: 1; } + } + + // Back arrow style: "hidden": + // Never show arrows for backwards navigation + &[data-controls-back-arrows="hidden"] .navigate-left.enabled, + &[data-controls-back-arrows="hidden"] .navigate-up.enabled { + opacity: 0; + visibility: hidden; + } + + // Any control button that can be clicked is "enabled" + .enabled { + visibility: visible; + opacity: 0.9; + cursor: pointer; + transform: none; + } - .reveal .controls div.navigate-down { - left: 42px; - top: 74px; + // Any control button that leads to showing or hiding + // a fragment + .enabled.fragmented { + opacity: 0.5; + } - border-top-width: 22px; - border-top-color: #000; + .enabled:hover, + .enabled.fragmented:hover { + opacity: 1; } - .reveal .controls div.navigate-down.fragmented { - opacity: 0.3; +} + +// Adjust the layout when there are no vertical slides +.reveal:not(.has-vertical-slides) .controls .navigate-left { + bottom: $controlArrowSpacing; + right: 0.5em + $controlArrowSpacing + $controlArrowSize; +} + +.reveal:not(.has-vertical-slides) .controls .navigate-right { + bottom: $controlArrowSpacing; + right: 0.5em; +} + +// Adjust the layout when there are no horizontal slides +.reveal:not(.has-horizontal-slides) .controls .navigate-up { + right: $controlArrowSpacing; + bottom: $controlArrowSpacing + $controlArrowSize; +} +.reveal:not(.has-horizontal-slides) .controls .navigate-down { + right: $controlArrowSpacing; + bottom: 0.5em; +} + +// Invert arrows based on background color +.reveal.has-dark-background .controls { + color: #fff; +} +.reveal.has-light-background .controls { + color: #000; +} + +// Disable active states on touch devices +.reveal.no-hover .controls .controls-arrow:hover, +.reveal.no-hover .controls .controls-arrow:active { + @include controlsArrowTransform( $controlsArrowAngle ); +} + +// Edge aligned controls layout +@media screen and (min-width: 500px) { + + $spacing: 8px; + + .reveal .controls[data-controls-layout="edges"] { + & { + top: 0; + right: 0; + bottom: 0; + left: 0; + } + + .navigate-left, + .navigate-right, + .navigate-up, + .navigate-down { + bottom: auto; + right: auto; } + .navigate-left { + top: 50%; + left: $spacing; + margin-top: -$controlArrowSize/2; + } + + .navigate-right { + top: 50%; + right: $spacing; + margin-top: -$controlArrowSize/2; + } + + .navigate-up { + top: $spacing; + left: 50%; + margin-left: -$controlArrowSize/2; + } + + .navigate-down { + bottom: $spacing; + left: 50%; + margin-left: -$controlArrowSize/2; + } + } + +} + /********************************************* * PROGRESS BAR *********************************************/ .reveal .progress { - position: fixed; + position: absolute; display: none; height: 3px; width: 100%; @@ -312,21 +502,22 @@ body { z-index: 10; background-color: rgba( 0, 0, 0, 0.2 ); + color: #fff; } .reveal .progress:after { content: ''; display: block; position: absolute; - height: 20px; + height: 10px; width: 100%; - top: -20px; + top: -10px; } .reveal .progress span { display: block; height: 100%; width: 0px; - background-color: #000; + background-color: currentColor; transition: width 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985); } @@ -335,13 +526,25 @@ body { *********************************************/ .reveal .slide-number { - position: fixed; + position: absolute; display: block; - right: 15px; - bottom: 15px; - opacity: 0.5; + 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, 0.4 ); + padding: 5px; +} + +.reveal .slide-number a { + color: currentColor; +} + +.reveal .slide-number-delimiter { + margin: 0 3px; } /********************************************* @@ -352,9 +555,20 @@ body { position: relative; width: 100%; height: 100%; + overflow: hidden; touch-action: none; } +// Mobile Safari sometimes overlays a header at the top +// of the page when in landscape mode. Using fixed +// positioning ensures that reveal.js reduces its height +// when this header is visible. +@media only screen and (orientation : landscape) { + .reveal.ua-iphone { + position: fixed; + } +} + .reveal .slides { position: absolute; width: 100%; @@ -364,6 +578,7 @@ body { bottom: 0; left: 0; margin: auto; + pointer-events: none; overflow: visible; z-index: 1; @@ -373,7 +588,7 @@ body { } .reveal .slides>section { - -ms-perspective: 600px; + perspective: 600px; } .reveal .slides>section, @@ -382,9 +597,10 @@ body { position: absolute; width: 100%; padding: 20px 0px; + pointer-events: auto; z-index: 10; - transform-style: preserve-3d; + transform-style: flat; transition: transform-origin 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985), transform 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985), visibility 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985), @@ -410,6 +626,7 @@ body { .reveal .slides>section.stack { padding-top: 0; padding-bottom: 0; + pointer-events: none; } .reveal .slides>section.present, @@ -419,6 +636,13 @@ body { opacity: 1; } +.reveal .slides>section:empty, +.reveal .slides>section>section:empty, +.reveal .slides>section[data-background-interactive], +.reveal .slides>section>section[data-background-interactive] { + pointer-events: none; +} + .reveal.center, .reveal.center .slides, .reveal.center .slides section { @@ -447,93 +671,116 @@ body { /********************************************* - * SLIDE TRANSITION - * Aliased 'linear' for backwards compatibility + * Mixins for readability of transitions *********************************************/ -.reveal.slide section, -.reveal.linear section { - backface-visibility: hidden; +@mixin transition-global($style) { + .reveal .slides section[data-transition=#{$style}], + .reveal.#{$style} .slides section:not([data-transition]) { + @content; + } } - -.reveal .slides>section[data-transition=slide].past, -.reveal.slide .slides>section:not([data-transition]).past, -.reveal .slides>section[data-transition=linear].past, -.reveal.linear .slides>section:not([data-transition]).past { - transform: translate(-150%, 0); +@mixin transition-stack($style) { + .reveal .slides section[data-transition=#{$style}].stack, + .reveal.#{$style} .slides section.stack { + @content; + } +} +@mixin transition-horizontal-past($style) { + .reveal .slides>section[data-transition=#{$style}].past, + .reveal .slides>section[data-transition~=#{$style}-out].past, + .reveal.#{$style} .slides>section:not([data-transition]).past { + @content; + } } -.reveal .slides>section[data-transition=slide].future, -.reveal.slide .slides>section:not([data-transition]).future, -.reveal .slides>section[data-transition=linear].future, -.reveal.linear .slides>section:not([data-transition]).future { - transform: translate(150%, 0); +@mixin transition-horizontal-future($style) { + .reveal .slides>section[data-transition=#{$style}].future, + .reveal .slides>section[data-transition~=#{$style}-in].future, + .reveal.#{$style} .slides>section:not([data-transition]).future { + @content; + } } -.reveal .slides>section>section[data-transition=slide].past, -.reveal.slide .slides>section>section:not([data-transition]).past, -.reveal .slides>section>section[data-transition=linear].past, -.reveal.linear .slides>section>section:not([data-transition]).past { - transform: translate(0, -150%); +@mixin transition-vertical-past($style) { + .reveal .slides>section>section[data-transition=#{$style}].past, + .reveal .slides>section>section[data-transition~=#{$style}-out].past, + .reveal.#{$style} .slides>section>section:not([data-transition]).past { + @content; + } } -.reveal .slides>section>section[data-transition=slide].future, -.reveal.slide .slides>section>section:not([data-transition]).future, -.reveal .slides>section>section[data-transition=linear].future, -.reveal.linear .slides>section>section:not([data-transition]).future { - transform: translate(0, 150%); +@mixin transition-vertical-future($style) { + .reveal .slides>section>section[data-transition=#{$style}].future, + .reveal .slides>section>section[data-transition~=#{$style}-in].future, + .reveal.#{$style} .slides>section>section:not([data-transition]).future { + @content; + } } +/********************************************* + * SLIDE TRANSITION + * Aliased 'linear' for backwards compatibility + *********************************************/ + +@each $stylename in slide, linear { + .reveal.#{$stylename} section { + backface-visibility: hidden; + } + @include transition-horizontal-past(#{$stylename}) { + transform: translate(-150%, 0); + } + @include transition-horizontal-future(#{$stylename}) { + transform: translate(150%, 0); + } + @include transition-vertical-past(#{$stylename}) { + transform: translate(0, -150%); + } + @include transition-vertical-future(#{$stylename}) { + transform: translate(0, 150%); + } +} /********************************************* * CONVEX TRANSITION * Aliased 'default' for backwards compatibility *********************************************/ -.reveal .slides>section[data-transition=default].past, -.reveal.default .slides>section:not([data-transition]).past, -.reveal .slides>section[data-transition=convex].past, -.reveal.convex .slides>section:not([data-transition]).past { - transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0); -} -.reveal .slides>section[data-transition=default].future, -.reveal.default .slides>section:not([data-transition]).future, -.reveal .slides>section[data-transition=convex].future, -.reveal.convex .slides>section:not([data-transition]).future { - transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0); -} +@each $stylename in default, convex { + @include transition-stack(#{$stylename}) { + transform-style: preserve-3d; + } -.reveal .slides>section>section[data-transition=default].past, -.reveal.default .slides>section>section:not([data-transition]).past, -.reveal .slides>section>section[data-transition=convex].past, -.reveal.convex .slides>section>section:not([data-transition]).past { - transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0); -} -.reveal .slides>section>section[data-transition=default].future, -.reveal.default .slides>section>section:not([data-transition]).future, -.reveal .slides>section>section[data-transition=convex].future, -.reveal.convex .slides>section>section:not([data-transition]).future { - transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0); + @include transition-horizontal-past(#{$stylename}) { + transform: translate3d(-100%, 0, 0) rotateY(-90deg) translate3d(-100%, 0, 0); + } + @include transition-horizontal-future(#{$stylename}) { + transform: translate3d(100%, 0, 0) rotateY(90deg) translate3d(100%, 0, 0); + } + @include transition-vertical-past(#{$stylename}) { + transform: translate3d(0, -300px, 0) rotateX(70deg) translate3d(0, -300px, 0); + } + @include transition-vertical-future(#{$stylename}) { + transform: translate3d(0, 300px, 0) rotateX(-70deg) translate3d(0, 300px, 0); + } } - /********************************************* * CONCAVE TRANSITION *********************************************/ -.reveal .slides>section[data-transition=concave].past, -.reveal.concave .slides>section:not([data-transition]).past { +@include transition-stack(concave) { + transform-style: preserve-3d; +} + +@include transition-horizontal-past(concave) { transform: translate3d(-100%, 0, 0) rotateY(90deg) translate3d(-100%, 0, 0); } -.reveal .slides>section[data-transition=concave].future, -.reveal.concave .slides>section:not([data-transition]).future { +@include transition-horizontal-future(concave) { transform: translate3d(100%, 0, 0) rotateY(-90deg) translate3d(100%, 0, 0); } - -.reveal .slides>section>section[data-transition=concave].past, -.reveal.concave .slides>section>section:not([data-transition]).past { +@include transition-vertical-past(concave) { transform: translate3d(0, -80%, 0) rotateX(-70deg) translate3d(0, -80%, 0); } -.reveal .slides>section>section[data-transition=concave].future, -.reveal.concave .slides>section>section:not([data-transition]).future { +@include transition-vertical-future(concave) { transform: translate3d(0, 80%, 0) rotateX(70deg) translate3d(0, 80%, 0); } @@ -542,34 +789,31 @@ body { * ZOOM TRANSITION *********************************************/ -.reveal .slides>section[data-transition=zoom], -.reveal.zoom .slides>section:not([data-transition]) { +@include transition-global(zoom) { transition-timing-function: ease; } - -.reveal .slides>section[data-transition=zoom].past, -.reveal.zoom .slides>section:not([data-transition]).past { +@include transition-horizontal-past(zoom) { visibility: hidden; transform: scale(16); } -.reveal .slides>section[data-transition=zoom].future, -.reveal.zoom .slides>section:not([data-transition]).future { +@include transition-horizontal-future(zoom) { visibility: hidden; transform: scale(0.2); } - -.reveal .slides>section>section[data-transition=zoom].past, -.reveal.zoom .slides>section>section:not([data-transition]).past { +@include transition-vertical-past(zoom) { transform: translate(0, -150%); } -.reveal .slides>section>section[data-transition=zoom].future, -.reveal.zoom .slides>section>section:not([data-transition]).future { +@include transition-vertical-future(zoom) { transform: translate(0, 150%); } /********************************************* * CUBE TRANSITION + * + * WARNING: + * this is deprecated and will be removed in a + * future version. *********************************************/ .reveal.cube .slides { @@ -581,6 +825,7 @@ body { min-height: 700px; backface-visibility: hidden; box-sizing: border-box; + transform-style: preserve-3d; } .reveal.center.cube .slides section { min-height: 0; @@ -641,6 +886,10 @@ body { /********************************************* * PAGE TRANSITION + * + * WARNING: + * this is deprecated and will be removed in a + * future version. *********************************************/ .reveal.page .slides { @@ -652,6 +901,7 @@ body { padding: 30px; min-height: 700px; box-sizing: border-box; + transform-style: preserve-3d; } .reveal.page .slides section.past { z-index: 12; @@ -732,61 +982,13 @@ body { * NO TRANSITION *********************************************/ -.reveal .slides section[data-transition=none], -.reveal.none .slides section:not([data-transition]) { +@include transition-global(none) { transform: none; transition: none; } /********************************************* - * OVERVIEW - *********************************************/ - -.reveal.overview .slides { - perspective-origin: 50% 50%; - perspective: 700px; -} - -.reveal.overview .slides section { - height: 700px; - overflow: hidden; - opacity: 1 !important; - visibility: visible !important; - cursor: pointer; - background: rgba(0,0,0,0.1); - box-sizing: border-box; -} -.reveal.overview .slides section, -.reveal.overview-deactivating .slides section { - transition: none !important; -} -.reveal.overview .slides section .fragment { - opacity: 1; -} -.reveal.overview .slides section:after, -.reveal.overview .slides section:before { - display: none !important; -} -.reveal.overview .slides section>section { - opacity: 1; - cursor: pointer; -} - .reveal.overview .slides section:hover { - background: rgba(0,0,0,0.3); - } - .reveal.overview .slides section.present { - background: rgba(0,0,0,0.3); - } -.reveal.overview .slides>section.stack { - padding: 0; - top: 0 !important; - background: none; - overflow: visible; -} - - -/********************************************* * PAUSED MODE *********************************************/ @@ -802,6 +1004,25 @@ body { z-index: 100; transition: all 1s ease; } + +.reveal .pause-overlay .resume-button { + position: absolute; + bottom: 20px; + right: 20px; + color: #ccc; + border-radius: 2px; + padding: 6px 14px; + border: 2px solid #ccc; + font-size: 16px; + background: transparent; + cursor: pointer; + + &:hover { + color: #fff; + border-color: #fff; + } +} + .reveal.paused .pause-overlay { visibility: visible; opacity: 1; @@ -816,37 +1037,38 @@ body { overflow-y: auto; } +.no-transforms .reveal { + overflow: visible; +} + .no-transforms .reveal .slides { position: relative; width: 80%; - height: auto !important; + max-width: 1280px; + height: auto; top: 0; - left: 50%; - margin: 0; + margin: 0 auto; text-align: center; } .no-transforms .reveal .controls, .no-transforms .reveal .progress { - display: none !important; + display: none; } .no-transforms .reveal .slides section { - display: block !important; - opacity: 1 !important; - position: relative !important; + display: block; + opacity: 1; + position: relative; height: auto; min-height: 0; top: 0; - left: -50%; + left: 0; + margin: 10vh 0; margin: 70px 0; transform: none; } -.no-transforms .reveal .slides section section { - left: 0; -} - .reveal .no-transition, .reveal .no-transition * { transition: none !important; @@ -857,7 +1079,7 @@ body { * PER-SLIDE BACKGROUNDS *********************************************/ -.reveal>.backgrounds { +.reveal .backgrounds { position: absolute; width: 100%; height: 100%; @@ -872,13 +1094,21 @@ body { height: 100%; opacity: 0; visibility: hidden; + overflow: hidden; background-color: rgba( 0, 0, 0, 0 ); + + transition: all 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985); + } + + .reveal .slide-background-content { + position: absolute; + width: 100%; + height: 100%; + background-position: 50% 50%; background-repeat: no-repeat; background-size: cover; - - transition: all 800ms cubic-bezier(0.260, 0.860, 0.440, 0.985); } .reveal .slide-background.stack { @@ -888,6 +1118,7 @@ body { .reveal .slide-background.present { opacity: 1; visibility: visible; + z-index: 2; } .print-pdf .reveal .slide-background { @@ -904,7 +1135,11 @@ body { max-height: none; top: 0; left: 0; + object-fit: cover; } + .reveal .slide-background[data-background-size="contain"] video { + object-fit: contain; + } /* Immediate transition style */ .reveal[data-background-transition=none]>.backgrounds .slide-background, @@ -1027,6 +1262,85 @@ body { /********************************************* + * OVERVIEW + *********************************************/ + +.reveal.overview { + perspective-origin: 50% 50%; + perspective: 700px; + + .slides { + // Fixes overview rendering errors in FF48+, not applied to + // other browsers since it degrades performance + -moz-transform-style: preserve-3d; + } + + .slides section { + height: 100%; + top: 0 !important; + opacity: 1 !important; + overflow: hidden; + visibility: visible !important; + cursor: pointer; + box-sizing: border-box; + } + .slides section:hover, + .slides section.present { + outline: 10px solid rgba(150,150,150,0.4); + outline-offset: 10px; + } + .slides section .fragment { + opacity: 1; + transition: none; + } + .slides section:after, + .slides section:before { + display: none !important; + } + .slides>section.stack { + padding: 0; + top: 0 !important; + background: none; + outline: none; + overflow: visible; + } + + .backgrounds { + perspective: inherit; + + // Fixes overview rendering errors in FF48+, not applied to + // other browsers since it degrades performance + -moz-transform-style: preserve-3d; + } + + .backgrounds .slide-background { + opacity: 1; + visibility: visible; + + // This can't be applied to the slide itself in Safari + outline: 10px solid rgba(150,150,150,0.1); + outline-offset: 10px; + } + + .backgrounds .slide-background.stack { + overflow: visible; + } +} + +// Disable transitions transitions while we're activating +// or deactivating the overview mode. +.reveal.overview .slides section, +.reveal.overview-deactivating .slides section { + transition: none; +} + +.reveal.overview .backgrounds .slide-background, +.reveal.overview-deactivating .backgrounds .slide-background { + transition: none; +} + + +/********************************************* * RTL SUPPORT *********************************************/ @@ -1073,10 +1387,10 @@ body { /********************************************* - * LINK PREVIEW OVERLAY + * OVERLAY FOR LINK PREVIEWS AND HELP *********************************************/ -.reveal .overlay { +.reveal > .overlay { position: absolute; top: 0; left: 0; @@ -1088,12 +1402,12 @@ body { visibility: hidden; transition: all 0.3s ease; } - .reveal .overlay.visible { + .reveal > .overlay.visible { opacity: 1; visibility: visible; } - .reveal .overlay .spinner { + .reveal > .overlay .spinner { position: absolute; display: block; top: 50%; @@ -1109,7 +1423,7 @@ body { transition: all 0.3s ease; } - .reveal .overlay header { + .reveal > .overlay header { position: absolute; left: 0; top: 0; @@ -1118,20 +1432,21 @@ body { z-index: 2; border-bottom: 1px solid #222; } - .reveal .overlay header a { + .reveal > .overlay header a { display: inline-block; width: 40px; height: 40px; + line-height: 36px; padding: 0 10px; float: right; opacity: 0.6; box-sizing: border-box; } - .reveal .overlay header a:hover { + .reveal > .overlay header a:hover { opacity: 1; } - .reveal .overlay header a .icon { + .reveal > .overlay header a .icon { display: inline-block; width: 20px; height: 20px; @@ -1140,22 +1455,23 @@ body { background-size: 100%; background-repeat: no-repeat; } - .reveal .overlay header a.close .icon { + .reveal > .overlay header a.close .icon { background-image: url(data:image/png;base64,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); } - .reveal .overlay header a.external .icon { + .reveal > .overlay header a.external .icon { background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgCAYAAABzenr0AAAAcElEQVRYR+2WSQoAIQwEzf8f7XiOMkUQxUPlGkM3hVmiQfQR9GYnH1SsAQlI4DiBqkCMoNb9y2e90IAEJPAcgdznU9+engMaeJ7Azh5Y1U67gAho4DqBqmB1buAf0MB1AlVBek83ZPkmJMGc1wAR+AAqod/B97TRpQAAAABJRU5ErkJggg==); } - .reveal .overlay .viewport { + .reveal > .overlay .viewport { position: absolute; + display: flex; top: 40px; right: 0; bottom: 0; left: 0; } - .reveal .overlay.overlay-preview .viewport iframe { + .reveal > .overlay.overlay-preview .viewport iframe { width: 100%; height: 100%; max-width: 100%; @@ -1167,49 +1483,66 @@ body { transition: all 0.3s ease; } - .reveal .overlay.overlay-preview.loaded .viewport iframe { + .reveal > .overlay.overlay-preview.loaded .viewport iframe { opacity: 1; visibility: visible; } - .reveal .overlay.overlay-preview.loaded .spinner { + .reveal > .overlay.overlay-preview.loaded .viewport-inner { + position: absolute; + z-index: -1; + left: 0; + top: 45%; + width: 100%; + text-align: center; + letter-spacing: normal; + } + .reveal > .overlay.overlay-preview .x-frame-error { + opacity: 0; + transition: opacity 0.3s ease 0.3s; + } + .reveal > .overlay.overlay-preview.loaded .x-frame-error { + opacity: 1; + } + + .reveal > .overlay.overlay-preview.loaded .spinner { opacity: 0; visibility: hidden; transform: scale(0.2); } - .reveal .overlay.overlay-help .viewport { + .reveal > .overlay.overlay-help .viewport { overflow: auto; color: #fff; } - .reveal .overlay.overlay-help .viewport .viewport-inner { + .reveal > .overlay.overlay-help .viewport .viewport-inner { width: 600px; - margin: 0 auto; - padding: 60px; + margin: auto; + padding: 20px 20px 80px 20px; text-align: center; letter-spacing: normal; } - .reveal .overlay.overlay-help .viewport .viewport-inner .title { + .reveal > .overlay.overlay-help .viewport .viewport-inner .title { font-size: 20px; } - .reveal .overlay.overlay-help .viewport .viewport-inner table { + .reveal > .overlay.overlay-help .viewport .viewport-inner table { border: 1px solid #fff; border-collapse: collapse; - font-size: 14px; + font-size: 16px; } - .reveal .overlay.overlay-help .viewport .viewport-inner table th, - .reveal .overlay.overlay-help .viewport .viewport-inner table td { + .reveal > .overlay.overlay-help .viewport .viewport-inner table th, + .reveal > .overlay.overlay-help .viewport .viewport-inner table td { width: 200px; - padding: 10px; + padding: 14px; border: 1px solid #fff; vertical-align: middle; } - .reveal .overlay.overlay-help .viewport .viewport-inner table th { + .reveal > .overlay.overlay-help .viewport .viewport-inner table th { padding-top: 20px; padding-bottom: 20px; } @@ -1221,12 +1554,13 @@ body { *********************************************/ .reveal .playback { - position: fixed; + position: absolute; left: 15px; - bottom: 15px; + bottom: 20px; z-index: 30; cursor: pointer; transition: all 400ms ease; + -webkit-tap-highlight-color: rgba( 0, 0, 0, 0 ); } .reveal.overview .playback { @@ -1285,10 +1619,104 @@ body { * SPEAKER NOTES *********************************************/ +$notesWidthPercent: 25%; + +// Hide on-page notes .reveal aside.notes { display: none; } +// An interface element that can optionally be used to show the +// speaker notes to all viewers, on top of the presentation +.reveal .speaker-notes { + display: none; + position: absolute; + width: $notesWidthPercent / (1-$notesWidthPercent/100) * 1%; + height: 100%; + top: 0; + left: 100%; + padding: 14px 18px 14px 18px; + z-index: 1; + font-size: 18px; + line-height: 1.4; + border: 1px solid rgba( 0, 0, 0, 0.05 ); + color: #222; + background-color: #f5f5f5; + overflow: auto; + box-sizing: border-box; + text-align: left; + font-family: Helvetica, sans-serif; + -webkit-overflow-scrolling: touch; + + .notes-placeholder { + color: #ccc; + font-style: italic; + } + + &:focus { + outline: none; + } + + &:before { + content: 'Speaker notes'; + display: block; + margin-bottom: 10px; + opacity: 0.5; + } +} + + +.reveal.show-notes { + max-width: 100% - $notesWidthPercent; + overflow: visible; +} + +.reveal.show-notes .speaker-notes { + display: block; +} + +@media screen and (min-width: 1600px) { + .reveal .speaker-notes { + font-size: 20px; + } +} + +@media screen and (max-width: 1024px) { + .reveal.show-notes { + border-left: 0; + max-width: none; + max-height: 70%; + max-height: 70vh; + overflow: visible; + } + + .reveal.show-notes .speaker-notes { + top: 100%; + left: 0; + width: 100%; + height: (30/0.7)*1%; + height: 30vh; + border: 0; + } +} + +@media screen and (max-width: 600px) { + .reveal.show-notes { + max-height: 60%; + max-height: 60vh; + } + + .reveal.show-notes .speaker-notes { + top: 100%; + height: (40/0.6)*1%; + height: 40vh; + } + + .reveal .speaker-notes { + font-size: 14px; + } +} + /********************************************* * ZOOM PLUGIN @@ -1312,5 +1740,3 @@ body { .zoomed .reveal .roll span:after { visibility: hidden; } - - |