canvas {
	width: 100%;
	height: 100%;
  background: wheat;
}

body, html {
	height: 100%;
	margin: 0;
}

.container {
  color: white;
  position: absolute;
  left: 50%;
  margin-left:-230px;
  margin-top: 100px;
}

@media (min-width: 800px) {
canvas{
  width: 100%;
  height: 100%;
  background-color: white;
}
}