#plugin_piano {
  margin-top: 18px;
}

#plugin_piano .piano-module {
  max-width: 640px;
  margin: 0 auto;
}

#plugin_piano .piano-title,
#plugin_piano .piano-hint {
  margin: 0 0 10px;
}

#plugin_piano .piano-keyboard {
  position: relative;
  display: grid;
  grid-template-columns: repeat(8, minmax(0, 1fr));
  gap: 0;
  max-width: 640px;
  padding: 0;
}

#plugin_piano .piano-key {
  font: inherit;
  cursor: pointer;
  user-select: none;
}

#plugin_piano .piano-key-white {
  position: relative;
  height: 190px;
  padding: 0 0 12px;
  align-self: end;
  border: 1px solid gainsboro;
  border-radius: 0 0 12px 12px;
  background: #ffffff;
  color: #4a4a4a;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  box-shadow: inset 0 -8px 14px rgba(0, 0, 0, 0.05);
}

#plugin_piano .piano-key-black {
  position: absolute;
  top: 0;
  width: calc(12.5% - 11px);
  height: 116px;
  padding: 0 0 10px;
  border: 1px solid #1f1f1f;
  border-radius: 0 0 10px 10px;
  background: linear-gradient(180deg, #4b4b4b 0%, #000000 100%);
  color: #f4f4f4;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 2;
}

#plugin_piano .piano-key[data-note="C#4"] { left: calc(12.5% - 6.25%); }
#plugin_piano .piano-key[data-note="D#4"] { left: calc(25% - 6.25%); }
#plugin_piano .piano-key[data-note="F#4"] { left: calc(50% - 6.25%); }
#plugin_piano .piano-key[data-note="G#4"] { left: calc(62.5% - 6.25%); }
#plugin_piano .piano-key[data-note="A#4"] { left: calc(75% - 6.25%); }

#plugin_piano .piano-key:hover {
  filter: brightness(1.03);
}

#plugin_piano .piano-key-white:hover {
  box-shadow: inset 0 -8px 10px rgba(0, 0, 0, 0.1);
}

#plugin_piano .piano-key:active,
#plugin_piano .piano-key.is-playing {
  transform: translateY(2px);
}

#plugin_piano .piano-key-white:active,
#plugin_piano .piano-key-white.is-playing {
  background: linear-gradient(180deg, #f7f7f7 0%, #ececec 100%);
}

#plugin_piano .piano-key-black:active,
#plugin_piano .piano-key-black.is-playing {
  background: linear-gradient(180deg, #636363 0%, #111111 100%);
}

@media (max-width: 640px) {
  #plugin_piano .piano-keyboard {
    padding: 0;
  }

  #plugin_piano .piano-key-white {
    height: 148px;
    font-size: 13px;
  }

  #plugin_piano .piano-key-black {
    top: 0;
    height: 90px;
    font-size: 11px;
    width: calc(12.5% - 8px);
  }
}