* {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -khtml-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  touch-action: none;
  margin: 0;
  padding: 0;
}

body {
  overflow: hidden;
  background-color: black;
}

html {
  position: fixed;
  top: 0;
}

html,
body {
  width: 100%;
  height: 100%;
}

#playArea {
  /* width: min(100vw, calc(100vh * 100vh / 100vw)); */
  margin: auto;
  position: absolute;
  left: 0;
  right: 0;
  overflow: hidden;
  background-color: black;
}

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

#health {
  position: absolute;
  top: 0%;
  left: 0%;
  color: red;
  font-size: 5vh;
}