@font-face {
  font-family: 'arista';
  src: url('assets/Arista2.0Alternate.ttf');
  font-weight: normal;
  font-style: normal;
}

html, body, #app {
  height: 100%;
  margin: 0px;
}

#app {
  background-color: #c7ae32;
  transition: background-color 1.5s ease;
  -webkit-transition: background-color 1.5s ease;
}

#title h1 {
  margin: 0px;
  margin-bottom: 1em;
  font-size: 4.5em;
  text-align: center;
  color: #fdd9d0;
  text-shadow: 10px 10px 5px #191616;
  font-family: arista;
}

#loading, #error {
  color: white;
  font-family: sans-serif;
  text-align: center;
  -webkit-transition: all .6s; /* Safari */
  transition: opacity all .6s;
}

.disabled {
  display: none !important;
}

#app.beginning {
  background-color: #102a65;
}
#app.orbit {
  background-color: #0b5451;
}
#app.end {
  background-color: #501e4a;
}

.hidden {
  opacity: 0;
}

.nav-panel, .control-panel {
  -webkit-transition: all .6s; /* Safari */
  transition: opacity all .6s;
  overflow: hidden;
}

button {
  background-color: white;
  font-size: 1.2em;
  border: none;
  border-radius: 1em;
  padding: 0.7em;
  font-family: sans-serif;
  -webkit-transition: background-color .2s ease, color .2s ease;
  transition: background-color .2s ease, color .2s ease;
  border: 0em solid;
  margin: 0em 2em 0em 2em;
}

button:hover {
  cursor: pointer;
  background-color: #dedede;
}

button:disabled {
  cursor: auto;
}

[data-whatintent="mouse"] button:focus {
  outline:none;
}
[data-whatintent="mouse"] button::-moz-focus-inner {
  border: 0;
}

.nav-panel {
  display: flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  align-items: center;
  justify-content: center;
}

.control-panel {
  display: flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  align-items: start;
  justify-content: center;
  list-style: none;
}

.sound-control {
  display: grid;
  align-items: center;
}

.sound-control.active button {
  background-color: #bb1313;
  color: white;
}
.sound-control.active.relative button {
  background-color: #0a6092;
}

@keyframes trigger {
  from {background-color: #359624; color: white;}
  to {background-color: white; color: black;}
}
.sound-control.active.trigger button {
  background-color: white;
  color: black;
  animation-name: trigger;
  animation-duration: .5s;
  -webkit-animation-name: trigger;
  -webkit-animation-duration: .5s;
}

#controls {
  margin-bottom: 3em;
}

#end {
  color: white;
  display: flex;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  -webkit-flex-direction: column;
  -webkit-transition: all .6s; /* Safari */
  transition: opacity all .6s;
  font-family: sans-serif;
}

.slider {
    -webkit-appearance: none;
    width: 100%;
    height: 0.2em;
    border-radius: 5px;   
    background: #dcdcdc;
    outline: none;
    margin-top: 2em;
    margin-bottom: 2em;
}
[data-whatintent="keyboard"] .slider:focus {
  background: #9fa726;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 0.5em;
    height: 1em;
    border-radius: 50%; 
    background: #dcdcdc;
    cursor: pointer;
}

.slider::-moz-range-thumb {
    width: 0.5em;
    height: 1em;
    border-radius: 50%;
    background: #dcdcdc;
    cursor: pointer;
}