/* Basic page + centering */
html,body{
  height:100%;
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  background: #0f1724;
  color: #fff;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

#game-container{
  width: 100%;
  max-width: 520px;
  margin: 18px auto;
  padding: 10px;
  box-sizing: border-box;
}

/* small instructions below the canvas */
.instructions {
  text-align: center;
  margin-top: 12px;
  color: #bfc7d6;
  font-size: 14px;
}