html, body {
  width: 100%;
  height: 100%;
  margin: 0;
}
canvas {
  background: black;
  /*border: 2px white solid;*/
  display: block;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}

body {
  overflow: hidden;
  background: grey;
  font-family: sans-serif;
}

div.splash {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: block;
  background: transparent;
  color: white;
  z-index: 2;
}

div.info {
  display: block;
  margin: 200px;
}

div.game-over {
  display: none;
  margin: 200px;
}

div.hud {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: block;
  background: transparent;
  color: white;
  z-index: 1;
}

div.score {
  position: absolute;
  top: 20px;
  left: 20px;
  color: white;
  font-size: 24px;
}

div.lives {
  position: absolute;
  top: 20px;
  right: 40px;
  color: white;
  font-size: 24px;
  clear: both;
}

div.lives-text {
  float: left;
}
div.lives-count {
  color: white;
  float: right;
  font-size: 24px;
  margin-left: 10px;
}