body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 0;
  color: #222;
  background: #ffffff;
}

header {
  background: #f4f4f4;
  padding: 25px 20px;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2rem;
}

main {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

h2, h3 {
  margin-top: 40px;
}

p {
  margin: 15px 0;
}

a {
  color: #005bbb;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  background: #f4f4f4;
  text-align: center;
  padding: 20px;
  font-size: 0.9rem;
  margin-top: 60px;
}