@import url(https://fonts.googleapis.com/css?family=Source+Sans+Pro);
@import url(https://fonts.googleapis.com/css?family=Source+Code+Pro);

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  text-rendering: geometricPrecision;
}

html {
  font-family: "Source Sans Pro", sans-serif;
  font-size: 14pt;
  line-height: 1.5;
}

@media (min-width: 480px) {
  html {
    font-size: 14pt;
  }
}

body {
  margin: 0;
  background-color: #202224;
  color: #fff;
  overflow-y: scroll;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-bottom: 1rem;
  font-weight: bold;
  line-height: 1.25;
  font-size: 1rem;
  color: #eee;
}

h1 {
  margin-top: 1.25rem;
  font-size: 1.5rem;
}

h2 {
  margin-top: 1.25rem;
  font-size: 1.1rem;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

strong {
  font-weight: bold;
}

em {
  font-style: italic;
}

ul {
  list-style-position: inside;
  padding-left: 1rem;
}

ol {
  margin-left: 1rem;
}

li > ul {
  padding-left: 2rem;
}

ul li {
  list-style-type: none;
}

ul,
ol {
  margin-bottom: 1rem;
}

ul ul,
ol ul,
ul ol,
ol ol {
  margin-bottom: inherit;
}

ul li:before {
  content: "\2013  "; /* note: extra space needed because first is consumed by css parser */
  position: absolute;
  margin-left: -1rem;
}

ul.double-spaced li {
  margin-top: 1rem;
}

pre,
code {
  font-family: "Source Code Pro", "Menlo", "DejaVu Sans Mono", "Lucida Console",
    monospace;
}

code {
  background-color: #313335;
  border: 1px dashed #444;
  border-radius: 3px;
  padding: 0 0.2rem;
  font-size: 12pt;
}

pre {
  background-color: #313335;
  color: #eee;
  margin: 1rem;
  padding: 0.5rem 0.7rem;
  border: 1px dashed #444;
  font-size: 11pt;
  overflow-x: auto;
}

pre code {
  color: inherit;
  border-width: 0px; /*<```js```> will wrap <pre> outside of <code>*/
  background: none;
  font-size: 100%;
  padding: 0;
}

a {
  color: #66d9ef;
  text-decoration: none;
}

a:hover {
  color: #000;
  background-color: #66d9ef;
  text-decoration: none;
}

img,
video {
  display: block;
  margin-left: auto;
  margin-right: auto;
  border-radius: 5px;
  max-width: 100%;
  max-height: 80vh;
}

video {
  margin-bottom: 1rem;
}

summary {
  outline: none;
  user-select: none;
}

hr {
  position: relative;
  margin: 1.5rem 0;
  border: 0;
  border-top: 1px solid #eee;
  border-bottom: 1px solid #fff;
}

/* Classes */

.title {
  font-size: 2rem;
}

.subtitle {
  font-size: 1.5rem;
  margin-left: 1rem;
}

.small {
  font-size: 0.75rem;
}

.small p {
  margin-bottom: 0;
}

.center {
  text-align: center;
}

.right {
  text-align: right;
}

.gap {
  margin-top: 4rem;
  margin-bottom: 4rem;
}

.youtube-wrapper {
  position: relative;
  height: 0;
  margin-bottom: 1rem;
}

.youtube-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Elements */

#content {
  max-width: 35rem;
  margin: auto;
  margin-bottom: 2rem;
  padding: 1rem 1rem 0 1rem;
}

.demo {
  margin-top: 2em;
  margin-bottom: 2em;
}

#nav-bg {
  margin: 0;
  padding: 1rem;
  font-family: "Source Code Pro", "Menlo", "DejaVu Sans Mono", "Lucida Console",
    monospace;
  color: #fff;
}

#top-nav {
  max-width: 40rem;
  margin: auto;
  text-align: center;
}

#top-nav a {
  color: #fff;
  text-decoration: none;
}

#top-nav a:hover {
  color: #000;
  background-color: #fff;
}

a#logo {
  color: #f2deff;
}

a:hover#logo {
  color: #000;
}

#menu-icon {
  display: none;
}

.trigger {
  display: none;
}

input[type="checkbox"]:checked ~ .trigger {
  display: block;
  margin: auto;
}

.menu-label {
  font-family: "Source Code Pro", "Menlo", "DejaVu Sans Mono", "Lucida Console",
    monospace;
}

input[type="checkbox"] ~ .menu-label:after {
  content: "(+)";
}

input[type="checkbox"]:checked ~ .menu-label:after {
  content: "(-)";
}

.nav-link {
  display: block;
}

.trigger-child {
  display: inline-block;
  text-align: initial;
}

.nav-link:before {
  content: "- ";
}

/* in terms of our fixed-width layout; if smaller than this, we want to
 * collapse the menu */
@media (min-width: 40rem) {
  .menu-label {
    display: none;
  }

  .trigger {
    display: inline;
    padding-top: inherit;
  }

  .trigger-child {
    display: inline;
    text-align: initial;
  }

  input[type="checkbox"]:checked ~ .trigger {
    display: inline;
  }

  .nav-link {
    display: initial;
  }

  .nav-link:before {
    content: "| ";
  }
}

#nav-bg,
a#logo,
#top-nav a {
  background-color: #007d9c;
  color: #ffffff;
}

a:hover > code {
  background-color: #66d9ef;
}

.accent {
  color: #f92672;
}

/* use when printing the website */
@media print {
  #nav-bg,
  #logo,
  #top-nav {
    display: none;
  }
  h1.title ~ p.center.gap.accent {
    display: none;
  }
  .youtube-wrapper {
    display: none;
  }
  html {
    font-size: 1em;
    font-family: sans-serif;
  }
  body {
    background: none;
  }
  #content {
    max-width: none;
  }
  h1.title {
    text-align: center;
  }
  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    break-after: avoid-page;
    page-break-after: avoid;
  }
  #content hr:last-of-type {
    display: none;
  }
  #content pre {
    break-inside: avoid-page;
    page-break-inside: avoid;
    white-space: pre-wrap;
  }
  #content div.small:last-of-type {
    display: none;
  }
  a[href^="https://"]::after, a[href^="http://"]::after
  {
    content: "(" attr(href) ")";
    font-family: monospace;
    margin: 0 0.25em;
  }
}