body {
  font-family: Arial, sans-serif;
  max-width: 700px;
  margin: 40px auto;
  padding: 20px;
  background: #f9f9f9;
  color: #333;
}

header, footer {
  text-align: center;
  margin-bottom: 30px;
}

.links {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

a {
  text-decoration: none;
  color: white;
  padding: 10px 15px;
  border-radius: 5px;
}

a.left {
  background: #0077cc;
}

a.right {
  background: #cc3300;
}