.intro-section {
  position: relative;
  width: 100%;
  height: 950px;
  overflow: hidden;
}

/* Put the canvas behind */
#webgl-canvas {
  position: absolute;   /* or fixed, if you want full-viewport, but then keep z-index low */
  inset: 0;
  z-index: 0;
  overflow: hidden;
  /* pointer-events: none; /* optional: let clicks go through */
  pointer-events: auto; /* allow it to capture clicks */
}

/* Put the text above */
.hero {
  position: relative;
  z-index: 1;           /* make sure it sits above the canvas */
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

h1, h2 {
  margin: 0;
  padding: 0;
  color: white;
  text-transform: uppercase;
  text-shadow: 0 0 20px rgba(0, 0, 0, 1);
  line-height: 100%;
  user-select: none;
  /* z-index here isn't needed anymore */
}

.hero h1 {
  text-align: center !important;
}

h1 { font-size: 80px; font-weight: 700; }
h2 { font-size: 44px; font-weight: 500; }