html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

body {
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: #111;
}

#bg-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  display: block;
}

.center-text {
  position: relative;
  z-index: 1;
  color: #fff;
  font-size: 8vw;
  font-family: 'Arial Black', Arial, sans-serif;
  text-align: center;
  text-shadow: 0 4px 32px #000;
  letter-spacing: 0.05em;
  user-select: none;
}

.bottom-text {
  position: relative;
  z-index: 1;
  color: #FFFFFF;
  font-size: 2vw;
  font-family: Arial, sans-serif;
  margin-top: 2vw;
  text-align: center;
  text-shadow: 0 2px 8px #000;
  user-select: none;
}