* {
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

html {
  height: 100%;
  overflow: hidden;
}

body {
  background: #222;
  height: 100%;
  margin: 0;
  overflow: hidden;
  position: fixed;
  width: 100%;
}

#root {
  height: 100%;
  width: 100%;
}

#wrapper {
  display: flex;
  height: 100%;
}

.canvas-container {
  display: block;
  margin: 0 auto;
  position: relative;
}

canvas#background {
  background: black;
  position: absolute;
  top: 0;
  z-index: -1;
}

#touch-controller {
  align-items: center;
  display: flex;
  flex: 1;
  justify-content: center;
  overflow: hidden;
}

#touch-controller:empty {
  display: none;
}

@media (orientation: portrait) {
  #wrapper {
    flex-direction: column;
    align-items: center;
  }
}