.spline-watermark {
  display: none;
}

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

html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hero {
  width: 100vw;
  height: 100vh;
}

.hero iframe {
  width: 100%;
  height: 100%;
  border: none;
}