body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #1e1e1e;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  text-align: center;
}

.timer {
  font-size: 64px;
  margin: 20px 0;
}

.session-type {
  font-size: 24px;
  margin-bottom: 10px;
  color: #bbb;
}

.buttons {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

button {
  background-color: #333;
  color: #fff;
  border: none;
  padding: 10px 20px;
  font-size: 18px;
  cursor: pointer;
  transition: 0.3s ease;
  border-radius: 8px;
}

button:hover {
  background-color: #444;
}