html, body {
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #1c1c1c;
}
canvas {
  display: block;
  /* centered */
  margin: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
@font-face {
  font-family: 'Source Code Pro', monospace;
  @import url('./_assets/fonts/SourceCodePro-Regular.ttf');
}