body {
  padding: 0;
  margin: 0;
}

canvas {
  display: block;
}

.ellipsis {
  margin-right: auto;
}

@keyframes ellipsis {
  from {
    width: 0;
  }

  to {
    width: 9rem;
  }
}

.ellipsis::after {
  font-size: 4rem;
  content: "......";
  display: inline-block;
  overflow: hidden;
  animation: ellipsis 2s linear infinite;
}