html,
body {
  background: #fff;
  width: 100%;
  height: 100vh;
  margin: 0px;
  padding: 0px;
  border: 0px;
  outline: 0px;
  overflow: hidden;
}
#progressbar {
  top: 0px;
  left: 0px;
  position: fixed;
  width: 100%;
  height: 5px;
  background: #fff;
  transform-origin: 0% 0%;
  z-index: 666;
}
canvas {
  position: absolute;
}