/* html {
  margin: 0;
  padding: 0;
} */

 body {
   position: fixed;
   top: 0;
   left: 0;
   z-index: -1;
   width: 100vw;
   height: 100vh;
   padding: 0;
   margin: 0;
 }
/* canvas {
  display: block;
} */