body {
  padding: none;
  margin: none;
  overflow: hidden;
  background-color: #2E3961;
}

.container {
  width: 100vw;
  height: 100vh;
  display: grid;
  place-items: center;
}

.white-keys  {
  fill: white;
}

.black-keys  {
  fill: black;
}

.white-keys:hover {
  fill: #ffd200;
}

.black-keys:hover {
  fill: #f40082;
}