html, body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
}

html{
  flex-direction: column;
}

body{
  flex-direction: row;
  overflow: hidden;
  touch-action: none;
  background: black;
}


canvas {
 margin: auto; 
 display: block; 

}

* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
}