body {
  font-family: Arial, sans-serif;
  padding: 20px;
  background: #f4f6f8;
}

h2 {
  color: #333;
}

input, button {
  padding: 8px;
  margin: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

button {
  background: #007bff;
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  background: #0056b3;
}

table {
  margin-top: 15px;
  border-collapse: collapse;
  width: 400px;
  background: white;
}

th {
  background: #007bff;
  color: white;
}

td, th {
  padding: 10px;
  text-align: center;
  border: 1px solid #ddd;
}