body {
  font-family: Arial, sans-serif;
  font-size: 25px;
  background-color: #f6f8fa;
  text-align: center;
  padding: 50px;
}
button {
  padding: 10px 20px;
  font-size: 50px;
  border-radius: 10px;
  background-color: #0078d7;
  color: white;
  border: none;
  cursor: pointer;
}
button:disabled {
  background-color: #aaa;
}
audio {
  margin-top: 20px;
}
p {font-size: 50px;}