* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: #04070a;
  touch-action: none;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Avenir Next", "Trebuchet MS", "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  background:
    radial-gradient(ellipse at 50% 30%, #0d1a1a 0%, #070d0f 55%, #03060a 100%);
}

#stage {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
}

canvas {
  display: block;
  touch-action: none;
  border-radius: 2px;
  box-shadow:
    0 0 0 1px rgba(120, 255, 190, 0.06),
    0 24px 80px rgba(0, 0, 0, 0.75),
    0 0 120px rgba(40, 160, 110, 0.10);
}