@font-face {
  font-family: 'Poppins';
  src: url('https://fontlibrary.org//assets/fonts/poppins/fed70e8826194d3ab847c777f43c10ea/3352653dedd571bbc490c8be132b38cd/PoppinsLight.ttf') format('truetype');
}

* {
  margin: 0px;
  padding: 0px;
  box-sizing: border-box;
}

html {
  background: #051937;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  position: relative;
}

body:after, body:before {
  -webkit-clip-path: polygon(100% 0, 0 0, 0 77.5%, 1% 77.4%, 2% 77.1%, 3% 76.6%, 4% 75.9%, 5% 75.05%, 6% 74.05%, 7% 72.95%, 8% 71.75%, 9% 70.55%, 10% 69.3%, 11% 68.05%, 12% 66.9%, 13% 65.8%, 14% 64.8%, 15% 64%, 16% 63.35%, 17% 62.85%, 18% 62.6%, 19% 62.5%, 20% 62.65%, 21% 63%, 22% 63.5%, 23% 64.2%, 24% 65.1%, 25% 66.1%, 26% 67.2%, 27% 68.4%, 28% 69.65%, 29% 70.9%, 30% 72.15%, 31% 73.3%, 32% 74.35%, 33% 75.3%, 34% 76.1%, 35% 76.75%, 36% 77.2%, 37% 77.45%, 38% 77.5%, 39% 77.3%, 40% 76.95%, 41% 76.4%, 42% 75.65%, 43% 74.75%, 44% 73.75%, 45% 72.6%, 46% 71.4%, 47% 70.15%, 48% 68.9%, 49% 67.7%, 50% 66.55%, 51% 65.5%, 52% 64.55%, 53% 63.75%, 54% 63.15%, 55% 62.75%, 56% 62.55%, 57% 62.5%, 58% 62.7%, 59% 63.1%, 60% 63.7%, 61% 64.45%, 62% 65.4%, 63% 66.45%, 64% 67.6%, 65% 68.8%, 66% 70.05%, 67% 71.3%, 68% 72.5%, 69% 73.6%, 70% 74.65%, 71% 75.55%, 72% 76.35%, 73% 76.9%, 74% 77.3%, 75% 77.5%, 76% 77.45%, 77% 77.25%, 78% 76.8%, 79% 76.2%, 80% 75.4%, 81% 74.45%, 82% 73.4%, 83% 72.25%, 84% 71.05%, 85% 69.8%, 86% 68.55%, 87% 67.35%, 88% 66.2%, 89% 65.2%, 90% 64.3%, 91% 63.55%, 92% 63%, 93% 62.65%, 94% 62.5%, 95% 62.55%, 96% 62.8%, 97% 63.3%, 98% 63.9%, 99% 64.75%, 100% 65.7%);
  clip-path: polygon(100% 0, 0 0, 0 77.5%, 1% 77.4%, 2% 77.1%, 3% 76.6%, 4% 75.9%, 5% 75.05%, 6% 74.05%, 7% 72.95%, 8% 71.75%, 9% 70.55%, 10% 69.3%, 11% 68.05%, 12% 66.9%, 13% 65.8%, 14% 64.8%, 15% 64%, 16% 63.35%, 17% 62.85%, 18% 62.6%, 19% 62.5%, 20% 62.65%, 21% 63%, 22% 63.5%, 23% 64.2%, 24% 65.1%, 25% 66.1%, 26% 67.2%, 27% 68.4%, 28% 69.65%, 29% 70.9%, 30% 72.15%, 31% 73.3%, 32% 74.35%, 33% 75.3%, 34% 76.1%, 35% 76.75%, 36% 77.2%, 37% 77.45%, 38% 77.5%, 39% 77.3%, 40% 76.95%, 41% 76.4%, 42% 75.65%, 43% 74.75%, 44% 73.75%, 45% 72.6%, 46% 71.4%, 47% 70.15%, 48% 68.9%, 49% 67.7%, 50% 66.55%, 51% 65.5%, 52% 64.55%, 53% 63.75%, 54% 63.15%, 55% 62.75%, 56% 62.55%, 57% 62.5%, 58% 62.7%, 59% 63.1%, 60% 63.7%, 61% 64.45%, 62% 65.4%, 63% 66.45%, 64% 67.6%, 65% 68.8%, 66% 70.05%, 67% 71.3%, 68% 72.5%, 69% 73.6%, 70% 74.65%, 71% 75.55%, 72% 76.35%, 73% 76.9%, 74% 77.3%, 75% 77.5%, 76% 77.45%, 77% 77.25%, 78% 76.8%, 79% 76.2%, 80% 75.4%, 81% 74.45%, 82% 73.4%, 83% 72.25%, 84% 71.05%, 85% 69.8%, 86% 68.55%, 87% 67.35%, 88% 66.2%, 89% 65.2%, 90% 64.3%, 91% 63.55%, 92% 63%, 93% 62.65%, 94% 62.5%, 95% 62.55%, 96% 62.8%, 97% 63.3%, 98% 63.9%, 99% 64.75%, 100% 65.7%);
  display: block;
  height: 200px;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

body:after {
  content: "";
  background: linear-gradient(120deg, #113e9e, #b30082, #d31835);
  background-size: 200% 300%;
  opacity: 0.6;
  -webkit-animation: AnimationName 15s ease infinite;
  -moz-animation: AnimationName 15s ease infinite;
  animation: AnimationName 15s ease infinite;
}

body:before {
  height: 650px;
  margin-top: -250px;
  background: rgba(189, 189, 189, 0.1);
  content: "";
}

.header {
  position: relative;
  z-index: 2;
  padding: 40px 40px 60px 3vw;
  height: 150px;
}

.header h1 {
  color: white;
  margin-left: 10px;
  padding-bottom: 10px;
  font-weight: lighter;
  border-bottom: 8px solid #eee;
  display: inline;
}

main {
  min-height: calc(100vh - 420px);
  margin-bottom: 100px;
}

.yfold:not(.card) {
  background: rgba(189, 189, 189, 0.2);
  position: relative;
  z-index: 1;
  margin: 20px;
  margin-left: 3vw;
  margin-right: 3vw;
  border-radius: 12px;
  width: clamp(10px, 94vw, 900px);
}

.yfold:not(.card):nth-of-type(3n) {
  background: rgba(250, 100, 100, 0.2);
}

.yfold:not(.card):nth-of-type(3n-1) {
  background: rgba(100, 100, 250, 0.2);
}

.yfold:not(.card):nth-of-type(3n-2) {
  background: rgba(180, 250, 100, 0.2);
}

.yfold-title {
  color: white;
  padding: 10px 12px 5px 15px;
  cursor: pointer;
}

.arrow {
  margin-right: 10px
}

.yfold-content {
  background: rgba(240, 240, 240, 0.8);
  position: relative;
  z-index: 2;
  border-radius: 12px;
  padding: 40px;
  overflow: hidden;
}

h1, h2, h3 {
  font-family: "Poppins", sans-serif;
  font-weight: lighter;
}

.anim-hide {
  padding-top: 0;
  padding-bottom: 0;
  animation-name: disappear;
  animation-duration: 0.75s;
  max-height: 0;
  margin: 0;
  transition: padding 0.75s ease .3s;
}

.hidden {
  padding-top: 0;
  padding-bottom: 0;
  max-height: 0;
  margin: 0;
}

.anim-show {
  animation-name: appear;
  animation-duration: 0.75s;
  max-height: initial;
  margin: 0 0 3ex 0;
  transition: padding 0.75s ease .1s;
}

.advice {
  margin: 3vw;
  max-width: 600px;
  background: #ade;
  border-radius: 12px;
  padding: 20px;
}

a {
  text-decoration: none;
}

/*

h1, h2, h3, h4, h5, h6 {
  font-family: "Julius Sans One", serif;
  margin: 0;
}

html, body {
  font-family: "Libre Baskerville", serif;
  padding: 0;
  margin: 0;
  color: #222240;
  background: #fff;
  height: 100%;
}

h1 {
  text-align: center;
  font-weight: bold;
  background: #40E0D0;
  color: black;
  padding: 1ex 2ex 1ex 2ex;
}

section:not(.yfold)>h2 {
  padding: 0.5ex 2ex 0.5ex 4ex;
  background: #40D0E0;
}

p {
  margin: 1ex 1ex 1ex 1ex;
}

a {
  text-decoration: none;
  color: inherit;
  border-bottom: thin dotted blue;
}

a.emph {
  font-weight: bold;
  color: blue;
  padding: 0 0.6ex 0 0.6ex;
  border-bottom: none;
}

a.url {
  font-family: "sans";
  font-style: italic;
  color: #4b097a;
}

a:hover {
  color: red;
  border-bottom: thin solid blue;
}

*:not(.exercise)>*:not(.example)>h5 {
  margin: 1ex 0ex 1ex 1ex;
  font-size: 100%;
}

h1+nav>a:before {
  content: url("Images/home.png");
}

h1+nav>a, h1+nav>a:link, h1+nav>a:visited, h1+nav>a:active {
  text-decoration: none;
  border: none;
  padding: 0;
  margin: 0;
}

h1+nav>a:hover {
  text-decoration: none;
  border: none;
}

h1+nav {
  position: absolute;
  top: 30px;
  left: 4px;
  padding: 0;
}

footer {
  margin: 6em 0 0 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  flex-wrap: wrap;
  padding: 1ex 1ex 1ex 1ex;
}

footer>a {
  margin: 0.25ex 2ex 0.25ex 0;
  text-decoration: none;
  border: none;
}

footer>small {
  flex-basis: 100%;
  text-align: right;
  margin: 0.25ex 2ex 0.25ex 0;
}

footer.colophon {
  font-size: 80%;
  margin: 1em 0 0 0;
}

section.card {
  border-radius: 6px;
  padding: 0 1ex 0 1ex;
  margin: 0 3ex 2ex 3ex;
  box-shadow: 4px 3px 2px #CCC;
}

main>section.card {
  margin: 4ex 2ex 4ex 2ex;
  padding: 0 0 1ex 0;
  background: rgba(245, 245, 255, 0.7);
  border: thin solid #DDE;
}

main>section.card>h2 {
  border-radius: 6px;
  margin: 0 0 0 0;
}

div.flex {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  align-items: flex-start;
}

section.smooth {
  box-shadow: none !important;
}

section.notice {
  border: thin dotted #44D;
  padding: 1ex 2ex 1ex 2ex;
  margin: 2ex 1ex 6ex 1ex;
  box-shadow: 1px 1px #CCC;
}

h3 {
  border-radius: 6px;
  margin: 0 0px 8px -10px;
  padding: 0 10px 0 10px;
}

h4 {
  text-shadow: 1px 1px 0 #AAA;
}

h4.yfold-title {
  text-shadow: 1px 1px 0 #000;
}

div.theory {
  margin: 1ex 0.2ex 1ex 0.2ex;
  padding: 0.5ex 1ex 0.5ex 1ex;
  border: thin dotted #44D;
  background: #ffffb3;
}

div.mission, section.mission {
  margin: 1ex 0.2ex 2ex 0.2ex;
  padding: 0.5ex 1ex 0.5ex 1ex;
  border: thin dotted #44D;
  background: #ffb3ff;
}

section.yfold {
  margin: 0;
}

.yfold-title {
  text-align: left;
  padding: 0.2ex 2ex 0.2ex 2ex;
}

li>section>.yfold-title {
  padding-left: 1ex;
}

section.yfold.card {
  border-radius: 6px;
  padding: 0 1ex 0 1ex;
  margin: 0 3ex 2ex 3ex;
  box-shadow: 4px 3px 2px #CCC;
  border: none;
}

section.yfold.card>.yfold-title {
  padding-left: 0;
}

section.yfold.sober {
  border: none !important;
  margin-left: 1.5ex;
}

li>section.yfold.sober {
  margin-left: 0;
}

section.yfold.sober>h3 {
  font-size: 100%;
}

section.yfold.sober>div.yfold-content {
  border: none !important;
}

.yfold-title:hover {
  cursor: pointer;
  text-shadow: 2px 1px 2px white, 4px 1px 6px white;
}

.yfold-content {
  padding: 0 1ex 0 6ex;
  overflow: hidden;
}

section.yfold.card>.yfold-content {
  padding: 0;
}

section.yfold.card>.yfold-content>h6 {
  border: none;
  background: rgba(255, 255, 255, 0.5);
  font-size: 82%;
  margin: 0.5ex 0ex 0.8ex 0ex;
  padding: 0.5ex 1ex 0.5ex 2ex;
  border-radius: 6px;
}

span.hole {
  border: thin dotted blue;
  padding: 0.2ex 1.4ex 0.2ex 1.4ex;
  margin: 0 0.5ex 0 0;
  display: inline;
}

span.fak {
  font-size: 82%;
  font-style: normal;
  margin: 0 1ex 0 1ex;
}

span.arrow {
  vertical-align: middle;
  color: white;
  padding: 0px 4px 0px 4px;
  margin: 0px 0.5ex 0px 0px;
  border-radius: 5px;
  box-shadow: 1px 1px #CCC;
  text-shadow: none !important;
}

span.big {
  font-size: 220%;
  vertical-align: middle;
}

ul.lessons>li {
  margin: 0.5ex 0 0.6ex 0;
  list-style-type: none;
  list-style-image: none;
}

ul.exo-list {
  list-style-type: "· ";
}

ul.exo-list>li {
  margin: 1ex 0 1.5ex 3ex;
  color: #3c75d1;
  font-weight: bold;
}

.lbutton {
  vertical-align: top;
  color: black;
  border-radius: 6px;
  box-shadow: 3px 2px 2px gray;
  padding: 0.1ex 0.5ex 0.1ex 0.5ex;
  margin-right: 1.5ex;
  font-size: 85%;
}

ol.highl {
  list-style: none;
  counter-reset: item;
}

ol.highl>li {
  counter-increment: item;
  margin-bottom: 5px;
}

ol.highl>li:before {
  vertical-align: top;
  color: black;
  border-radius: 6px;
  box-shadow: 3px 2px 2px gray;
  padding: 0.1ex 0.5ex 0.1ex 0.5ex;
  margin-right: 1.5ex;
  font-size: 85%;
  margin-right: 10px;
  content: counter(item);
  background: purple;
  color: white;
  border-radius: 100%;
  width: 1.4em;
  text-align: center;
  display: inline-block;
}

.mml {
  align-self: center;
  page-break-before: always;
  page-break-after: always;
  margin: 1ex 1ex 2ex 1ex;
}

a:hover>.lbutton {
  box-shadow: none;
}

ul.lessons>li>a>span.lbutton {
  font-variant: small-caps;
}

.menu {
  margin: 0.25ex 1ex 0.25ex 1ex;
  padding: 0.1ex 0.75ex 0.1ex 0.75ex;
  background: rgba(130, 170, 250, 0.5);
  border: thin solid #37F;
  border-radius: 4px;
  box-shadow: 3px 3px 2px #844;
  font-family: sans;
  font-variant: small-caps;
  font-size: 88%;
  display: inline-block;
}

ul {
  margin: 0.4ex 0 1ex 1ex;
  padding-left: 2ex;
  list-style-type: "✧ ";
}

li {
  margin-bottom: 0.2ex;
}

ul ul {
  list-style-type: "⋆ ";
  font-size: 96%;
}

ul ul ul {
  list-style-type: "∘ ";
  font-size: 94%;
}

ul.space>li {
  margin-top: 0.75ex;
  margin-bottom: 1.5ex;
}

ul.smallspace>li {
  margin-top: 0.25ex;
  margin-bottom: 0.5ex;
}

ul.steps>li {
  margin: 0 0 2ex 0;
}

ul.steps {
  margin: 0;
  padding: 0 0 0 3ex;
  list-style-type: "☞ ";
}

ul.requires {
  list-style-type: "➪ ";
}

ul.success {
  list-style-type: "✔ ";
}

ul.goals {
  list-style-type: "✧ ";
}

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

ul.resources {
  list-style-type: "➤ ";
}

ul.resources>li {
  margin-bottom: 0.5ex;
}

div.warning {
  background: #FFFF00;
  padding: 0.4ex 1ex 0.4ex 1ex;
  margin: 2ex 1ex 2.6ex 1ex;
  border: thin solid red;
  box-shadow: 3px 3px 2px #844;
}

div.warning:before {
  content: url("Images/important.png");
  float: left;
  margin: -10px 1.5ex 0 -2ex;
}

h3.warning {
  padding: 0.4ex 1ex 0.4ex 1ex;
  color: red;
  font-weight: bold;
}

code {
  background: rgba(255, 255, 255, 0.2);
  padding: 0.4ex 0.5ex 0.4ex 0.5ex;
}

code.highlight {
  font-weight: bold;
  color: #0000BB;
}

code.block {
  display: inline-block;
  border: thin dotted #44F;
  padding: 0.4ex 1.5ex 0.5ex 1.5ex;
  margin: 0.2ex 1ex 0.2ex 1ex;
  box-shadow: 1px 1px 1px #CCC;
  background: rgba(255, 255, 255, 0.5);
  white-space: pre;
  vertical-align: middle;
}

code.page {
  margin-left: 8%;
  box-shadow: 3px 3px 3px #DBD;
  font-size: 11pt;
  background: #F0FFFF;
}

span.comment {
  color: rgba(0, 110, 0, 0.7);
  font-style: italic;
  font-family: sans;
  font-size: 105%;
  white-space: pre;
}

span.semi {
  font-weight: bold;
  color: rgba(196, 0, 128, 0.6);
}

span.operator {
  color: #840;
  font-weight: bold;
}

span.highcomment {
  font-style: italic;
  font-family: sans;
  font-size: 105%;
  white-space: pre;
  font-size: 110%;
  font-weight: bold;
  color: rgba(0, 110, 0, 0.9);
  margin: 0.25ex 0ex 0.25ex 0ex;
}

span.highercomment {
  font-style: italic;
  font-family: sans;
  font-size: 105%;
  white-space: pre;
  font-size: 105%;
  font-weight: bold;
  color: #000;
  background: #DDD;
  padding: 0ex 4.5ex 0ex 4.5ex;
  margin: 0.25ex 0ex 2.5ex -4ex;
  border: thin solid black;
}

span.label {
  font-style: italic;
  color: #44F;
}

span.letvar {
  color: #0000A0;
  font-style: italic;
}

span.uident {
  font-weight: bold;
  font-size: 110%;
  color: #080;
}

span.string, span.char {
  color: #E22;
  white-space: pre;
  font-family: serif;
  font-size: 92%;
}

span.kw, code.kw {
  display: inline;
  font-weight: bold;
  color: #600080;
}

span.type {
  font-weight: bold;
  color: #069;
}

span.fname {
  font-variant: small-caps;
  font-weight: bold;
  font-size: 110%;
  color: #050;
}

span.directive {
  font-weight: bold;
  color: #e67300;
}

samp {
  display: inline-block;
  white-space: pre;
  margin: 0 2ex 0.2ex 2ex;
  padding: 0.2ex 1.5ex 0.2ex 1.5ex;
  background: rgba(180, 255, 180, 0.6);
  color: #336600;
}

code.command {
  border: thin dotted #999;
  margin: 0.2ex 2ex 0.2ex 1ex;
  font-weight: bold;
  box-shadow: 1px 1px 0px #666;
}

var {
  display: inline-block;
  padding: 0.1ex 0.7ex 0.1ex 0.7ex;
  background: rgba(0, 0, 0, 0.1);
  border-radius: 4px;
  font-size: 90%;
  font-family: mono;
  font-style: normal;
}

var.type {
  font-style: italic;
}

ul.file-list {
  list-style-type: none;
}

span.file, ul.file-list li a.file {
  font-family: sans;
  font-size: 96%;
  color: #660033;
}

ul.file-list li a.file:before {
  content: "👁";
  padding: 0 0.5ex 0 0;
  border-bottom: thin solid white;
}

ul.file-list li a.dir:before {
  content: "📂";
  padding: 0 0.5ex 0 0;
  border-bottom: thin solid white;
}

span.hfile {
  font-family: sans;
  color: #660033;
  font-weight: bold;
}

div.examples {
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  flex-wrap: wrap;
}

div.example {
  border: thin outset #97E;
  margin: 1ex 0 1ex 0;
  padding: 0;
  background: rgba(255, 255, 255, 0.35);
  border-radius: 8px;
}

div.example.lone {
  display: table;
}

div.example:not(.lone) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

div.download-link {
  margin: 1ex;
  font-size: 82%;
  font-variant: small-caps;
  font-weight: bold;
  background: #229922;
  color: #FFF;
  padding: 0.8ex 1.5ex 0.8ex 1.5ex;
  border-radius: 8px;
  display: inline-block;
  float: right;
}

div.download-link a {
  border: none;
}

a.downl {
  margin: 1ex;
  font-size: 82%;
  font-variant: small-caps;
  font-weight: bold;
  background: #229922;
  color: #FFF;
  padding: 0.8ex 1.5ex 0.8ex 1.5ex;
  border-radius: 8px;
  display: inline-block;
}

a.downl:hover {
  color: red;
  box-shadow: 2px 2px 2px #6D6;
}

.flex1 {
  flex: 1;
  margin-right: 2ex !important;
}

.flex2 {
  flex: 2;
  margin-right: 2ex !important;
}

.flex3 {
  flex: 3;
  margin-right: 2ex !important;
}

div.example>h5 {
  background: rgba(0, 0, 0, 0.2);
  width: 100%;
  text-align: center;
  padding: 0.1ex 1ex 0.1ex 1ex;
  border-radius: 8px;
}

div.example>pre {
  margin: 0;
  padding: 0;
}

div.example>code.block, div.example>pre>code.block {
  margin-bottom: 0;
  box-shadow: none;
  border: none;
  background: transparent;
}

div.example>samp {
  align-self: stretch;
  border-top: thin dashed #999;
  padding: 0.8ex 0.8ex 0.8ex 0.4ex;
}

div.comm {
  font-size: 85%;
  color: #333;
  padding: 0 1.5ex 0 1.5ex;
  margin: 0 2ex 0 2ex;
  text-align: center;
  align-self: stretch;
  font-style: italic;
}

div.comm:before {
  content: "✍ ";
  font-size: 130%;
}

pre.output, div.samp {
  display: table;
  background: rgba(120, 255, 120, 0.7);
  padding: 1ex 2ex 1ex 2ex;
  border: thin dotted #777;
}

pre.ascii, pre.inv-ascii {
  font-size: 65%;
  float: right;
  box-sizing: content-box;
  display: inline-block;
}

pre.inv-ascii {
  background: rgb(45, 45, 45);
  color: white;
}

.pcom {
  color: #555;
  font-size: 80%;
}

mark {
  color: red;
  font-weight: bold;
  background: transparent;
}

q {
  font-style: italic;
}

blockquote {
  font-style: italic;
  color: #444;
}

.errmsg {
  color: red;
}

.green {
  color: green;
}

br.bbr {
  margin-bottom: 0.5ex;
}

br.vskip {
  margin-bottom: 2ex;
}

ul.bib {
  background: rgba(255, 255, 255, 0.3);
  list-style-type: none;
  padding: 1ex 0.5ex 0.5ex 1.5ex;
  margin: 0;
}

span.bib {
  background: rgba(255, 255, 255, 0.3);
  padding: 0.2ex 2ex 0.2ex 2ex;
  font-size: 90%;
}

span.bib:before, ul.bib>li:before {
  content: url("Images/article.png");
  margin: 0 8px 0 0;
  padding: 0;
  vertical-align: top;
}

span.author {
  font-family: sans;
  font-size: 90%;
}

span.email {
  color: #4b097a;
  padding: 0.2ex 1ex 0.2ex 1ex;
  font-family: "sans";
}

span.email:before {
  content: "🖂";
  padding: 0;
  margin: 0 4px 0 0;
}

span.email:after {
  content: "🖂";
  padding: 0;
  margin: 0 0 0 4px;
}

section.advice, section.help, section.demotiv, section.forbid {
  display: flex;
  margin-top: 1ex;
}

section.advice:before {
  content: url("Images/wazow1.png");
  margin: -18px -18px 0 0;
  padding: 0;
}

section.forbid:before {
  content: url("Images/att.png");
  margin: -10px -10px 0 0;
  padding: 0;
  z-index: 10;
}

section.demotiv:before {
  content: url("Images/wazow0.png");
  margin: -18px -18px 0 0;
  padding: 0;
}

section.help:before {
  content: url("Images/wazow2.png");
  margin: 0px -10px 0 0;
  padding: 0;
}

section.advice>div.content {
  background: rgba(100, 255, 100, 0.6);
  border-radius: 6px;
  margin: 1ex 0 2ex 0;
  padding: 0 1ex 1ex 1ex;
  box-shadow: 2px 2px 2px #6D6;
}

section.forbid>div.content {
  border: 2.5pt dotted red;
  padding: 0.5ex 1ex 1ex 1ex;
  background: rgba(255, 235, 60, 0.8);
  font-weight: bold;
}

section.help>div.content, section.demotiv>div.content {
  background: rgba(255, 207, 116, 0.8);
  border-radius: 6px;
  margin: 1ex 0 2ex 0;
  padding: 0 1ex 1ex 1ex;
  box-shadow: 2px 2px 2px #666;
}

section.help>div.content>h6, section.demotiv>div.content>h6 {
  border-bottom: thin solid white;
  background: #cd4d00;
  font-size: 82%;
  color: white;
  margin: 0 -1ex 0.8ex -1ex;
  padding: 0.5ex 1ex 0.5ex 1ex;
  border-radius: 6px;
}

section.exercise {
  display: flex;
  margin-top: 1.5ex;
}

section.exercise:not(.athome):before {
  content: url("Images/shifu.png");
  margin: 0 -16px 0 0;
  padding: 0;
}

section.exercise.athome:before {
  content: url("Images/monkey.png");
  margin: -14px -18px 0 0;
  padding: 0;
}

section.exercise>div.content {
  background: rgba(200, 255, 200, 0.6);
  border-radius: 6px;
  margin: 1ex 0 2ex 0;
  padding: 0 1ex 1ex 1ex;
  box-shadow: 2px 2px 2px #999;
}

section.exercise>div.content>h6 {
  border-bottom: thin solid white;
  background: #64FF64;
  font-size: 82%;
  margin: 0 -1ex 0.8ex -1ex;
  padding: 0.5ex 1ex 0.5ex 1ex;
  border-radius: 6px;
}

section.exercise>div.content>h5 {
  background: #316c1e;
  color: white;
  margin: 0 -1ex 0.8ex -1ex;
  padding: 0.5ex 1ex 0.5ex 1ex;
  border-radius: 6px;
}

section.exercise>div.content>ul {
  list-style-type: "❯ ";
}

section.exercise>div.content>ul>li {
  margin-bottom: 0.8ex;
}

span.difficulty {
  padding: 0 1ex 0 0.5ex;
  vertical-align: sub;
}

span.math {
  font-style: italic;
  font-family: sans;
  display: inline-block;
}

section.aside, aside {
  float: right;
  max-width: 55%;
  margin: 4ex 0ex 4ex 6ex;
}

section.aside {
  font-size: 95%;
}

aside.answers {
  font-size: 80%;
  max-width: 18%;
}

aside.fold {
  display: flex;
}

aside:before {
  content: url("Images/panda.png");
  margin: -12px -12px 0 0;
  padding: 0;
}

aside>div.content>.yfold-content {
  background: rgba(160, 160, 220, 0.8);
  border: none !important;
  padding: 0 1ex 0 1ex;
  border-radius: 12px;
  box-shadow: 2px 2px 2px #CCC;
}

aside>div.content>.yfold-title {
  padding: 0.2ex 0.5ex 0.2ex 0ex;
}

aside>div.content>.yfold-title:hover {
  background: rgba(255, 255, 255, 0) !important;
}

aside .yfold-content>h5 {
  margin: 0 -1ex 0 -1ex;
  padding: 0.4ex 1ex 0.4ex 1ex;
  background: rgb(120, 120, 180);
}

caption {
  border: thin solid #99F;
  padding: 0.5ex 1ex 1ex 1ex;
  margin: 0 0 1ex 0;
  text-align: center;
  font-family: "Julius Sans One", serif;
  font-size: 110%;
}

table {
  border-collapse: collapse;
  margin: 2ex 2ex 2ex 2ex;
  padding: 0;
  border: thin solid #99F;
}

table th {
  margin: 0;
  padding: 0.2ex 3ex 0.2ex 3ex;
  font-variant: small-caps;
  font-weight: bold;
  font-size: larger;
  background: #DDF;
  border: thin solid #99F;
  text-align: center;
}

table tr td {
  margin: 0;
  padding: 0.2ex 1.4ex 0.2ex 1.4ex;
  text-align: center;
}

table tr {
  border: thin dashed #99F;
}

table.code_test {
  border-collapse: collapse;
}

table.code_test>tbody>tr>td, table.code_test>tr>td {
  margin: 0;
  padding: 0;
}

table.code_test>tbody>tr>td.col2, table.code_test>tr>td.col2 {
  display: inline-block;
  white-space: pre;
  margin: 0 2ex 0.2ex 2ex;
  padding: 0.2ex 1.5ex 0.2ex 1.5ex;
  background: rgba(180, 255, 180, 0.6);
  color: #336600;
  vertical-align: middle;
  display: table-cell;
}

table.code_test>tbody>tr>td.col3, table.code_test>tr>td.col3 {
  color: #555;
  font-size: 80%;
  vertical-align: middle;
  display: table-cell;
  padding: 0.2ex 1ex 0.2ex 1ex;
}

table.code_test>tbody>tr>td.col2:before, table.code_test>tr>td.col2:before {
  content: " → ";
  margin-left: -2.1ex;
}

table#aeroports td.col1, table.contact td.col1, table#cours td.col1 {
  font-weight: bold;
  font-variant: small-caps;
  font-family: sans-serif;
}

table#aeroports td.col4 {
  font-variant: small-caps;
  font-family: sans-serif;
}

table.contact td.col2 {
  border-left: thin dotted blue;
  border-right: thin dotted blue;
}

table.contact tr {
  border: none;
}

table.contact {
  display: inline-block;
  vertical-align: top;
}

table#cours td {
  padding: 0 2ex 1.4ex 2ex;
  text-align: left;
}

img {
  box-sizing: content-box;
}

img.hspace {
  margin: 1ex 4ex 1ex 4ex;
}

img.space {
  margin-left: auto;
  margin-right: auto;
  display: block;
  margin-top: 1.5ex;
  margin-bottom: 1.5ex;
}

img.inline {
  vertical-align: bottom;
  margin: 0;
}

img.nice-inline {
  vertical-align: top;
  margin: 0 1ex 0 1ex;
}

.inline-block {
  display: inline-block;
}

img.float {
  float: right;
}

div.schema {
  margin: 1.5ex 2ex 1.5ex 2ex;
  padding: 1em 1em 1em 1em;
  background: white;
  border: thin dotted #888;
  text-align: center;
  display: block;
}

section.stupid-flex-separator>h5 {
  display: none !important;
}

main.barebone {
  padding: 1ex 2ex 0ex 4ex;
}

main.barebone h2 {
  margin: 1ex -2ex 0.75ex -4ex;
  padding: 1ex 0ex 1ex 3ex;
  background: #C0FDF7;
}

main.barebone>ul>li {
  margin: 0.5ex 1ex 1ex 1ex;
}

main.barebone section.yfold {
  border: none !important;
}

html.ada1>body {
  background-image: url("Images/ada1back.jpg");
  background-position: center top;
  background-repeat: no-repeat;
  background-color: white;
}

section.capsule {
  overflow: hidden;
  border: 2px solid #BBF;
  border-radius: 30px;
  box-shadow: 10px 10px 5px #999;
  background: #DDF;
  color: #282828;
  margin: 2ex 2ex 4ex 4ex;
  padding: 1ex 4ex 1ex 4ex;
}

section.capsule>h3 {
  text-align: center;
  font-variant: small-caps;
  margin: -2ex -4ex 0ex -4ex;
  padding: 2ex 3ex 1ex 3ex;
  border-radius: 0px;
  font-size: 115%;
  background: #99F;
  color: black;
  text-shadow: 0 0 3px #fff, 0 0 5px #fff, 0 0 7px #fff, 0 0 9px #CCF, 0 0 11px #CCF, 0 0 13px #CCF;
}

div.capsule_titre span.pcom {
  font-variant: normal;
  font-size: small;
  color: #383838;
}

div.aflex {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
}

div.graphe {
  background: white url("Images/Carte1b.png") right no-repeat;
}

*/
footer {
  bottom: 0px;
  width: 100%;
  min-height: 150px;
  background: rgba(0, 0, 0, 0.8);
  padding: 30px 50px;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  align-items: center;
  flex-wrap: wrap;
}

footer * {
  margin: 8px;
  filter: invert();
}

footer a {
  filter: invert(1);
}

footer a img {
  filter: hue-rotate(180deg);
  height: 50px;
}

footer .pcom a {
  color: rgb(150, 150, 250);
  text-decoration: none;
  font-size: 150%;
}

@media (min-width: 1400px) {
  footer {
    flex-direction: column;
    max-height: 400px;
    position: absolute;
    top: calc(20px + 150px);
    right: 3vw;
    width: calc(91vw - 900px);
    border-radius: 12px;
  }
}

@-webkit-keyframes AnimationName {
  0% {
    background-position: 0% 50%
  }

  50% {
    background-position: 100% 50%
  }

  100% {
    background-position: 0% 50%
  }
}

@-moz-keyframes AnimationName {
  0% {
    background-position: 0% 50%
  }

  50% {
    background-position: 100% 50%
  }

  100% {
    background-position: 0% 50%
  }
}

@keyframes AnimationName {
  0% {
    background-position: 0% 50%
  }

  50% {
    background-position: 100% 50%
  }

  100% {
    background-position: 0% 50%
  }
}

@keyframes appear {
  0% {
    max-height: 0;
    margin-bottom: 0;
  }

  100% {
    max-height: 500px;
    margin-bottom: 3ex;
  }
}

@keyframes disappear {
  0% {
    max-height: 500px;
    margin-bottom: 3ex;
  }

  100% {
    max-height: 0;
    margin-bottom: 0;
  }
}