body {
  font-family: Arial, sans-serif;
  background-color: #f2f2f2;
  color: #333;
  text-align: center;
  padding: 20px;
}
h1 {
  font-size: 36px;
  margin-bottom: 20px;
}
ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}
li {
  margin: 0 10px;
}
a {
  display: inline-block;
  background-color: #0066cc;
  color: #fff;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 4px;
}
a:hover {
  background-color: #004a99;
}