@import url(https://fonts.googleapis.com/css?family=Tangerine);
body {
  margin: 0;
  color:#777;
  text-align:center;
  font-family:Times;
}
canvas {
  display: block;
  margin: 1em auto;
  margin:calc(50vh - 200px) auto 0;
  background:#fff;
  border-radius:10px;
  box-shadow: 0px 0px 15px 3px #ccc;
}