body{
  margin: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: #47ad54;
}

html, body {
  margin: 0;
  padding: 0;
}
canvas {
  display: block;
}

.reloadButton {
  background: rgb(12, 100, 0);
  color: white;
  outline: none;
  border: none;
  cursor: pointer;
  transition: .5s;
}

.reloadButton:hover {
  background: rgb(0, 255, 0);
}