body {
  font-family: 'Arial', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: #fff;
  margin: 0;
}

.clock-container {
  text-align: center;
  background: rgba(0,0,0,0.4);
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.5);
  width: 90%;
  max-width: 400px;
}

.clock {
  font-size: 3rem;
  margin: 20px 0;
  letter-spacing: 2px;
}

.buttons button, .alarm-section button, .timer-section button {
  margin: 5px;
  padding: 10px 20px;
  font-size: 1rem;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  background: #4f46e5;
  color: #fff;
  transition: 0.3s;
}

.buttons button:hover, .alarm-section button:hover, .timer-section button:hover {
  background: #6366f1;
}

.hidden {
  display: none;
}

input {
  padding: 10px;
  border-radius: 8px;
  border: none;
  margin-right: 10px;
  width: 120px;
}

p {
  margin-top: 15px;
  font-size: 1.2rem;
}