html, body {
    position: relative;
    width:  100%;
    height: 100%;
    margin: 0;
    color:rgb(0, 0, 0);
}

#overlay {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    margin: 0;
  }

#glcanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    margin: 0;
  }

#text_overlay
{
  text-align: center;
  position: relative;
  top: 0;
  left: 0;
  width: 50%;
  height: 50%;
  z-index: 1;
  margin: 0;
}

h1,h2,p{
  font-family:Arial, Helvetica, sans-serif;
  color:rgb(242, 245, 242);
  margin: 0;
}