body {
  font-family: sans-serif;
  background-color: #f0f0f0;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  margin: 0;
}

#app {
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
  width: 800px;
}

.player-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
}

#waveform-container {
  position: relative;
  height: 200px;
  background-color: #eee;
}



#waveform-canvas,
#intonation-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

#text-display {
  font-size: 1.2em;
  min-height: 50px;
  border: 1px solid #ccc;
  padding: 10px;
}

.transcription-container textarea {
  width: 100%;
  height: 100px;
  margin-top: 20px;
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 10px;
  font-size: 1em;
}

.highlight {
  background-color: yellow;
}

.file-input-container {
  margin-bottom: 20px;
}