body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f8f4;
}

.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  text-align: center;
}

.site-header {
  background: #1b4332;
  color: white;
  padding: 20px 0;
}

nav a {
  color: white;
  margin: 0 10px;
  text-decoration: none;
}

.hero {
  padding: 100px 20px;
  background: linear-gradient(135deg, #1b4332, #2d6a4f);
  color: white;
}

.section {
  padding: 80px 20px;
}

.btn {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 30px;
  background: #ffd166;
  color: #1b4332;
  text-decoration: none;
  border-radius: 5px;
  font-weight: bold;
}

footer {
  padding: 30px 0;
  background: #081c15;
  color: white;
}