html, body {
  background-color: #444444;
  color: white;
  font-family: "Verdana";
  text-align:center;
  margin: 0;
}

html {
	min-height: 100%;
}

.main-block {
	width: 100%;
	height: 100%;
	display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

#cr-stage {
    background-color: #000000;
}