.custom-audio-player button,
.custom-audio-player input[type='range'] {
  margin: 4px;
  vertical-align: middle; /* Aligns elements in a line */
}

.custom-audio-player button {
  border: none;
  color: white;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  border-radius: 5px;
  transition: background-color 0.3s ease; /* Smooth transition for color change */
}

.custom-audio-player button.blue {
  background-color: #007bff; /* Blue */
}

.custom-audio-player button.blue:hover {
  background-color: #006bdb; /* Darker blue on hover */
}

.custom-audio-player button.purple {
  background-color: #800080; /* Purple */
}

.custom-audio-player button.purple:hover {
  background-color: #6a006a; /* Darker purple on hover */
}

.custom-audio-player input[type='range'] {
  -webkit-appearance: none;
  appearance: none;
  width: 100px;
  height: 10px;
  background: #007bff; /* Blue */
  outline: none;
  opacity: 0.7;
  transition: opacity 0.2s, background-color 0.3s ease;
}

.custom-audio-player input[type='range']:hover {
  opacity: 1;
  background-color: #006bdb; /* Darker blue */
}