@import url('https://fonts.googleapis.com/css2?family=Jost&display=swap');
html {
    font-family: 'Jost', sans-serif;
    background-color: #DDD;
    color: #000;
    display: grid;
    margin: auto;
    scroll-behavior: smooth;
    scrollbar-width: thin;
    scrollbar-color: #333 #CCC;
}
::-webkit-scrollbar {
  width: 12px;
}
::-webkit-scrollbar-track {
  background: #CCC;
}
::-webkit-scrollbar-thumb {
  border: 2px solid #CCC;
  width: 10px;
  background-color: #222;
  border-radius: 20px;
}
body {
    margin: 0 auto;
    width: 80%;
    justify-items: center;
    align-items: center;
}
h1 {
    font-size: 5em;
    text-align: center;
}
h2 {
    font-size: 3.5em;
}
p {
    font-size: 1.5em;
}
select, option {
    background-color: #FFF;
    font-size: 1em;
    color: #000;
    font-family: inherit;
    border: 0;
    border-radius: 1em;
    padding:10px;
    margin-top: 2em
}
button {
    background-color: #2196f3;
    color: #DDD;
    font-family: inherit;
    font-size: 2em;
    width: 30%;
    min-width: 400px;
    padding: 0.3em;
    border: 0;
    border-radius: 10px;
    display: block;
    text-align: center;
    margin: 0.5em auto;
    cursor: pointer;
}

/*quiz.html*/
#question {
    display: flex;
    justify-content: center;
    align-content: center;
    flex-direction: column;
    align-items: center;
    background-color: #FFF;
    font-size: 3em;
    max-width: 80%;
    height: 200px;
    max-height: 100%;
    margin: 1em auto;
    padding: 1em;
    border-radius: 0.5em;
    text-align: center;
}
#back_button {
    background-color: #333;
    font-size: 1.5em;
    width: 10%;
    min-width: 180px;
}
.button {
  margin: 0.5em auto;
}

/*Results.html*/
#results_title {
  margin-bottom: 0px;
}
#image {
    display: block;
    margin: 2% auto;
    width: 30%;
    height: auto;
    border-radius: 2em;
}
#result {
    font-size: 3em;
    width: 75%;
    margin: auto;
    text-align: center;
}
#desc {
    font-size: 1.5em;
    width: 65%;
    margin: auto;
    text-align: center;
}
#indexbutton, #creditsbutton {
  max-width: 80%;
  width: 30%;
  min-width: 400px;
  margin: 0.8em auto;
  font-size: 2em;
}

/*Tree.html*/
#page_tree {
  width: auto;
}
#tree_title {
  width: 100vw;
}
#tree_info {
  margin: 0 0 1em 10vw;
}
#tree {
  font-size: 20px;
  padding: 0 2em;
  overflow: auto;
  user-select: none;
}
#tree article {
  cursor: pointer;
  position: relative;
  font-size: 95%;
  border: 1px solid #888;
  border-radius: 10px;
  padding: 1em;
  background: #333;
  filter: drop-shadow(0 0 1em rgba(0,0,0,.6));
  min-width: 0em;
  transition: 1s;
}
#tree article:focus {
  background: #555;
  min-width: 15em;
  font-size: 120%;
  transition: .5s;
}
#tree article:focus-within {
  font-size: 20px;
  background: #444;
}
#tree article:focus-within div {
  font-size: 50%;
}
#tree span {
  position: absolute;
  top: -.9em;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  padding: .3em .4em;
  font-size: 90%;
  line-height: .8em;
  background: #888;
  border-radius: 5px;
  color: #333;
}
#tree strong {
  font-weight: normal;
  display: block;
  text-align: center;
}
#tree p {
  font-size: 1em;
  margin: .5em 0 0 0;
}
#tree img {
  width: 4em;
  display: block;
  margin: auto;
  transition: 1s;
}
#tree article:focus-within img {
  width: 10em;
}
#tree div {
  margin-top: 1em;
  display: flex;
  flex-direction: row;
  gap: 1em;
}

/*Github Corner*/
.github-corner {
  fill: #222;
}
.github-corner .octo-arm, .github-corner .octo-body {
  fill: #DDD;
}
.github-corner:hover .octo-arm {
  animation: octocat-wave 560ms ease-in-out;
}

@keyframes octocat-wave {
  0%, 100% {
    transform: rotate(0);
  }
  20%, 60% {
    transform: rotate(-25deg);
  }
  40%, 80% {
    transform: rotate(10deg);
  }
}

#loading, #loading::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 110px;
  height: 110px;
  border: 10px solid;
  border-color: #444 #444 transparent transparent;
  border-radius: 50%;
  animation: reverse loading-rotation 1s linear infinite;
}
#loading {
  width: 100px;
  height: 100px;
  border-width: 20px;
  filter: drop-shadow(0 0 10px #DDD) drop-shadow(0 0 10px #DDD) drop-shadow(0 0 10px #DDD);
  opacity: .75;
  transition: opacity 500ms;
  animation: loading-rotation 2s linear infinite;
}

@keyframes loading-rotation {
  0% {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  100% {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

#loading.hide {
  opacity: 0;
}

@media (prefers-color-scheme: dark) {
    html{
        background-color: #222;
        color: #FFF;
        scrollbar-color: #DDD #333;
    }
    ::-webkit-scrollbar-track {
      background: #222;
    }
    ::-webkit-scrollbar-thumb {
      border: 2px solid #222;
      background-color: #CCC;
    }
    select, option {
        background-color: #000;
        color: #FFF;
    }
    #question {
        background-color: #000;
    }
    a {
      color:#2196f3
    }
    a:link {
      color:#2196f3
    }
    a:visited {
      color: darkviolet;
    }
    .github-corner {
      fill: #DDD;
    }
    .github-corner .octo-arm, .github-corner .octo-body {
      fill: #222;
    }
    #loading, #loading::before {
      border-color: #DDD #DDD transparent transparent;
    }
    #loading {
      filter: drop-shadow(0 0 10px #222) drop-shadow(0 0 10px #222) drop-shadow(0 0 10px #222);
    }
}

@media screen and (max-width: 800px) {
  html {
    text-align: center;
    align-items: center;
    align-self: center;
    align-content: center;
    width: 100%;
    margin: 0 auto;
    height: 100%;
    display: table-cell;
    vertical-align: middle;
  }
  body{
    text-align: center;
    align-items: center;
    align-self: center;
    align-content: center;
    width: 90%;
    margin: 0 auto;
    height: 100%;
    display: table-cell;
    vertical-align: middle;
  }
  h1 {
    font-size: 12vw;
  }
  #quiz_title {
    font-size: 10vw;
  }
  #results_title {
    font-size: 8vw;
  }
  h2 {
    font-size: 8vw;
  }
  p {
    font-size: 5vw;
    padding-left: 3vw;
    padding-right: 3vw;
  }
  select {
    margin: 2 auto;
  }
  .large-button {
    max-width: 80%;
    width: 80%;
    min-width: 80%;
    margin: 0.8em auto;
    font-size: 6vw;
  }
  #startbutton {
    font-size: 6vw;
  }
  #buttonholder{
    margin: 0 auto;
    width: 100%;
  }
  .button {
    font-size: 6vw;
    width: 80%;
    min-width: 0px;
  }
  #back_button {
    min-width: 40%;
  }
  #question{
    padding: 2vw;
    border: 1vw;
    margin: 0 auto;
    margin-bottom: 8vw;
    font-size: 7vw;
    max-height: 50%;
    min-height: 10%;
    height: 25%;
  }
  #back_button{
    font-size: 5vw;
  }
  #image {
    width: 50%;
  }
  #result {
    font-size: 8vw;
  }
  #desc {
    font-size: 5vw;
    width: 80%;
  }
  .github-corner:hover .octo-arm {
    animation: none;
  }
  .github-corner .octo-arm {
    animation: octocat-wave 560ms ease-in-out;
  }
}