body {
  font-family: Arial, sans-serif;
  margin: 20px;
  background-color: #f9f9f9;
  color: #333;
}

h1, h2 {
  text-align: center;
  color: black
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-top: 20px;
}

th, td {
  padding: 6px;
  border: 1px solid #333;
  text-align: left;
}

th {
  background-color: #f2f2f2;
}