html {
  font-size: 10px;
  background: url("img/bg.jpg") bottom center;
  background-size: cover;
}

body,html {
  margin: 0;
  padding: 0;
  font-family: sans-serif;
}

#game-container {
  margin: auto;
  margin-top: 100px;
  border: 1px solid black;
  width: 1024px;
  height: 956px;
  background-image: url("img/bg.png");
  background-repeat: no-repeat;
  background-size: cover;
}

#game-screen {
  margin: 188px 192px;
  border: 1px solid black;
  width: 640px;
  height: 576px;
}

#player {
  width: 64px;
  height: 64px;
  transition: all .2s ease;
}

#player-sprite {
  background: url('img/idle.png') top center;
  width: 192px;
  height: 192px;
  position: relative;
  top: -64px;
  left: -64px;
}

.keys-holder {
  position: relative;
  top: -40%;
}

.keys {
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
}

.key {
  border: .4rem solid black;
  border-radius: .5rem;
  margin: 1rem;
  font-size: 1.5rem;
  padding: 1rem .5rem;
  transition: all .07s ease;
  width: 10rem;
  text-align: center;
  color: white;
  background: rgba(0,0,0,0.4);
  text-shadow: 0 0 .5rem black;
}

.playing {
  transform: scale(1.1);
  border-color: #ffc600;
  box-shadow: 0 0 1rem #ffc600;
}

kbd {
  display: block;
  font-size: 4rem;
}

.sound {
  font-size: 1.2rem;
  text-transform: uppercase;
  letter-spacing: .1rem;
  color: #ffc600;
}