body,
html {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background: #25252B;
}
* {
  touch-action: manipulation;
}
*,
*:before,
*:after {
  box-sizing: border-box;
}
body {
  position: relative;
  width: 100%;
  height: 100vh;
}
#c {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  display: block;
}

.loading {
  position: fixed;
  z-index: 50;
  width: 100%;
  height: 100%;
  top: 0; left: 0;
  background: #f1f1f1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.loader{
  -webkit-perspective: 120px;
  -moz-perspective: 120px;
  -ms-perspective: 120px;
  perspective: 120px;
  width: 100px;
  height: 100px;
}

.loader:before{
  content: "";
  position: absolute;
  left: 25px;
  top: 25px;
  width: 50px;
  height: 50px;
  background-color: #9bffaf;
  animation: flip 1s infinite;
}

@keyframes flip {
  0% {
    transform: rotate(0);
  }

  50% {
    transform: rotateY(180deg);
  }

  100% {
    transform: rotateY(180deg)  rotateX(180deg);
  }
}

/* p5's webcam/Posenet canvas is only used for tracking, not shown to the viewer */
#defaultCanvas0, .p5Canvas, video {
  position: absolute;
  top: -9999px;
  left: -9999px;
}