h1 { font-family: Arial, Helvetica, sans-serif; }

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

div {
  text-align: center;
}

button {
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1em;
}

button:hover {
  background-color: #45a049;
}

button.active {
  background-color: #ff4444;
}

.status-indicator {
  margin-top: 10px;
  padding: 5px;
  border-radius: 4px;
  background-color: #f0f0f0;
  color: #666;
  font-size: 0.9em;
}

.status-indicator.active {
  background-color: #e8f5e9;
  color: #2e7d32;
}

input[type="time"] {
  border: 1px solid #ccc;
  border-radius: 4px;
  margin-right: 10px;
}

#remainingTime {
  margin-bottom: 20px;
  background-color: #e3f2fd;
  color: #1976d2;
}