body {
  font-family: Arial, sans-serif;
  text-align: center;
  margin-top: 100px;
  background-color: #f0f8ff; 
}

#clock {
  font-size: 60px;
  color: #333;
  padding: 20px;
  border: 2px solid #333;
  border-radius: 10px;
  display: inline-block;
  min-width: 150px;
  background-color: #fff;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}