body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f5f5f5;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  padding: 20px;
  width: 300px;
}

h1 {
  font-size: 24px;
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 10px;
}

input[type="checkbox"] {
  margin-right: 5px;
}

input[type="range"] {
  width: 100%;
  margin: 10px 0;
}

button {
  background-color: #007bff;
  border: none;
  border-radius: 5px;
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  padding: 10px 20px;
  margin-top: 20px;
  width: 100%;
  transition: background-color 0.3s ease;
}

button:disabled {
  background-color: #ccc;
  cursor: not-allowed;
}

button:hover {
  background-color: #0056b3;
}

#tempoValue {
  font-size: 14px;
  color: #666;
}