html, body {
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100%;
  background: black;
}

.snow-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    justify-content: center;
    display: flex;
    align-items: center;
    pointer-events: none;
    z-index: 100001;
}

#defaultCanvas0 {
  border: 1px solid white;
}