body {
  margin: 0;
  padding: 0;
  background-color: #131022;
}

canvas {
  box-sizing: border-box;
  padding: 0;
  margin: auto;
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
   box-shadow:  0px 0px 30px 0px rgba(254, 254, 254, 0.6);
       
}