/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */

/* Document
   ========================================================================== */

/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in iOS.
 */

html {
  line-height: 1.15; /* 1 */
  -webkit-text-size-adjust: 100%; /* 2 */
}

/* Sections
   ========================================================================== */

/**
 * Remove the margin in all browsers.
 */

body {
  margin: 0;
}

/**
 * Render the `main` element consistently in IE.
 */

main {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */

h1 {
  font-size: 2em;
  margin: 0.67em 0;
}

/* Grouping content
   ========================================================================== */

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */

hr {
  box-sizing: content-box; /* 1 */
  height: 0; /* 1 */
  overflow: visible; /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

pre {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/* Text-level semantics
   ========================================================================== */

/**
 * Remove the gray background on active links in IE 10.
 */

a {
  background-color: transparent;
}

/**
 * 1. Remove the bottom border in Chrome 57-
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */

abbr[title] {
  border-bottom: none; /* 1 */
  text-decoration: underline; /* 2 */
  text-decoration: underline dotted; /* 2 */
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */

b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */

code,
kbd,
samp {
  font-family: monospace, monospace; /* 1 */
  font-size: 1em; /* 2 */
}

/**
 * Add the correct font size in all browsers.
 */

small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */

/**
 * Remove the border on images inside links in IE 10.
 */

img {
  border-style: none;
}

/* Forms
   ========================================================================== */

/**
 * 1. Change the font styles in all browsers.
 * 2. Remove the margin in Firefox and Safari.
 */

button,
input,
optgroup,
select,
textarea {
  font-family: inherit; /* 1 */
  font-size: 100%; /* 1 */
  line-height: 1.15; /* 1 */
  margin: 0; /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */

button,
input { /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */

button,
select { /* 1 */
  text-transform: none;
}

/**
 * Correct the inability to style clickable types in iOS and Safari.
 */

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
}

/**
 * Remove the inner border and padding in Firefox.
 */

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */

fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */

legend {
  box-sizing: border-box; /* 1 */
  color: inherit; /* 2 */
  display: table; /* 1 */
  max-width: 100%; /* 1 */
  padding: 0; /* 3 */
  white-space: normal; /* 1 */
}

/**
 * Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */

progress {
  vertical-align: baseline;
}

/**
 * Remove the default vertical scrollbar in IE 10+.
 */

textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10.
 * 2. Remove the padding in IE 10.
 */

[type="checkbox"],
[type="radio"] {
  box-sizing: border-box; /* 1 */
  padding: 0; /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */

[type="number"]::-webkit-inner-spin-button,
[type="number"]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */

[type="search"] {
  -webkit-appearance: textfield; /* 1 */
  outline-offset: -2px; /* 2 */
}

/**
 * Remove the inner padding in Chrome and Safari on macOS.
 */

[type="search"]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */

::-webkit-file-upload-button {
  -webkit-appearance: button; /* 1 */
  font: inherit; /* 2 */
}

/* Interactive
   ========================================================================== */

/*
 * Add the correct display in Edge, IE 10+, and Firefox.
 */

details {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */

summary {
  display: list-item;
}

/* Misc
   ========================================================================== */

/**
 * Add the correct display in IE 10+.
 */

template {
  display: none;
}

/**
 * Add the correct display in IE 10.
 */

[hidden] {
  display: none;
}

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32rem){.player{padding-right:1rem;padding-left:1rem}}.player__content-container{position:relative;display:flex;overflow:hidden;width:100%;justify-content:center}.player__content{min-width:30rem;position:relative;width:100%}.player__content:before{display:block;width:100%;padding-top:56.25%;content:""}.player__content>*{position:absolute;top:0;left:0;display:block;width:100%;height:100%}.player__controls{position:absolute;bottom:5vw;left:5vw;width:2.5rem;height:2.5rem;opacity:1}@media(min-width: 62rem){.player__controls{bottom:3rem;left:3rem}}.player__button{position:relative;width:100%;height:100%;cursor:pointer;transition:opacity .25s;opacity:0;border-radius:50%;background-color:rgba(0,0,0,.75)}.player__button__icon{position:relative;top:.875rem;left:.875rem;width:.75rem;height:.75rem;opacity:.8}.player__button:hover .player__button__icon{opacity:1}.player__button[state=paused]{opacity:1}.player__button[state=paused] .player__button__icon{left:1rem;width:0;border-width:.375rem 0 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.section__content .logo a:hover{text-decoration:none}.section--header .section__content .links{margin-right:-0.25em;font-size:13px}.section--header .section__content .links a{margin:0 .25em}.section--header .section__content .links a:hover{text-decoration:none}.section--header .section__content .links a:hover{color:hsl(209,100%,45%)}.section--support-summary{padding:3rem 0 2rem}.section--support-summary .section__content{max-width:50rem}.section--history__item__header{padding-right:1rem;padding-left:1rem}.section--history__item__header h1{display:inline-block}.section--history__item__header time{display:inline-block;margin-left:.5em;padding:0 .5em;transform:translate(0, -0.125em);border-radius:.5em;background-color:hsl(0,0%,89%);font-size:.8em}.section--introduction{overflow:hidden;padding-top:1rem;text-align:center;background:none hsl(0,0%,98%);background:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAAJ0lEQVR4AWP49etX3s+fP28C6f/kYAaYZrINABGDwIBRA0YNGDUAAFBX7EvZgbQ0AAAAAElFTkSuQmCC)}@media(min-width: 48rem){.section--introduction{padding-top:3rem}.section--introduction .section__actions{order:2}.section--introduction .section--introduction__image{order:3}}.section--introduction header{padding-top:1rem;padding-bottom:1rem}.section--introduction header>*{margin:0 auto}.section--introduction .section__intro__label{font-size:1.4em;font-weight:500;line-height:1.8}.section--introduction .section__intro__headline{max-width:30rem;margin:0 auto}.section--introduction .section__intro__subheadline{margin:.5em auto 0}.section--introduction .section__actions{z-index:2}.section--introduction .section--introduction__image{z-index:1;margin:1rem auto 1.5rem;position:relative;width:100%}.section--introduction 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img{width:100%;width:calc(100% - 2rem);margin:1rem 1rem}.section--feature--multiple-displays-support .displays{display:flex;width:100%;padding-right:.5rem;padding-left:.5rem;flex-flow:row wrap;justify-content:center}.section--feature--multiple-displays-support .display{position:relative;width:100%}.section--feature--multiple-displays-support .display:before{display:block;width:100%;padding-top:56.25%;content:""}.section--feature--multiple-displays-support .display>*{position:absolute;top:0;left:0;display:block;width:100%;height:100%}.section--feature--multiple-displays-support .display{width:calc(100% - 1rem);margin:.5rem}@media(min-width: 32rem){.section--feature--multiple-displays-support .display{width:calc(50% - 1rem)}}.section__actions{margin:0 auto;padding:.5rem 0;text-align:center}.section__actions .requirements{margin:.5em 1em .5em;font-size:.8em}.section__actions .button{margin-top:.5em;margin-bottom:.5em}.section__actions .requirements 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