body {
  font-family: 'Poppins', sans-serif;
  background: #f4f9f4;
  margin: 0;
  padding: 0;
  line-height: 1.7;
  color: #222;
}
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 3rem 1rem;
}
h1, h2 {
  color: #1d6d3d;
}
h1 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 2rem;
}
h2 {
  font-size: 1.5rem;
  margin-top: 2.5rem;
}
p {
  margin-bottom: 1.2rem;
}
.highlight {
  font-weight: 600;
  color: #f39c12;
}
footer {
  margin-top: 4rem;
  text-align: center;
  font-size: 0.9rem;
  color: #555;
}