html, body {
    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
    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;
  -webkit-user-select:none;
  -khtml-user-select:none;
  -moz-user-select:none;
  -ms-user-select:none;
  user-select:none;
}