html,
body{ 
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    /* overscroll-behavior: none; */
} 

body {
  /* overflow: hidden; */
}

canvas {
  margin:auto;
}

#container{
  /* box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center; */
  position:fixed;
  top:0;
  left:0;
  width:100%;
  height:100%;
  z-index: -999;
}

#box-1{
  width: 100%;
  height: 3000px;
  color: black;
  /* opacity:0.0; */
}