html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  background: #04060f;
  overflow: hidden;
  overscroll-behavior: none;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

#stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 50% 30%, rgba(76, 201, 240, 0.10), rgba(4, 6, 15, 0) 62%),
    #04060f;
}

canvas {
  display: block;
  touch-action: none;
  border-radius: 2px;
  box-shadow: 0 0 60px rgba(76, 201, 240, 0.10);
  cursor: pointer;
}