html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Arvo', cursive;
  text-align: center;
}

body {
  font-size: 10px;
  background: url(https://images.unsplash.com/photo-1511671782779-c97d3d27a1d4) bottom center no-repeat;
  /* background: url('./images/drum-kit.jpg') bottom center no-repeat; */
  background-size: cover;
  background-color: #283149;
}


.keys {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  padding: 2rem;
}

.key {
  border: 4px solid black;
  border-radius: 5px;
  margin: 1rem;
  font-size: 1.5rem;
  padding: 1rem .5rem;
  transition: all .07s ease;
  width: 100px;
  text-align: center;
  color: white;
  background: rgba(0,0,0,0.4);
  text-shadow: 0 0 5px black;
 
}

.playing {
  transform: scale(1.1);
  border-color: #ffc600;
  box-shadow: 0 0 10px #ffc600;
}

kbd{
  display: block;
  font-size: 40px;
}

.sound {

font-size: 1.2rem;
text-transform: uppercase;
letter-spacing: 1px;
color: #ffc600;

}