body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  color: #333;
  background-color: #f8f9fa;
}
.container {
  width: 90%;
  max-width: 1100px;
  margin: auto;
  padding: 20px 0;
}
header {
  background: #003366;
  color: #fff;
  padding: 15px 0;
}
header .logo {
  font-size: 1.5rem;
  font-weight: bold;
}
header nav a {
  color: white;
  margin-left: 20px;
  text-decoration: none;
  font-weight: 500;
}
.hero {
  background: #007bff;
  color: white;
  padding: 60px 0;
  text-align: center;
}
.services-preview {
  background: white;
  padding: 40px 0;
}
.services-preview h2 {
  text-align: center;
  margin-bottom: 20px;
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 20px;
}
.card {
  background: #e9ecef;
  padding: 20px;
  border-radius: 8px;
  text-align: center;
  font-weight: bold;
}
.page {
  padding: 40px 0;
  background: white;
}
footer {
  background: #003366;
  color: white;
  text-align: center;
  padding: 15px 0;
  margin-top: 40px;
}
@media (max-width: 768px) {
  header nav a {
    display: block;
    margin: 10px 0;
  }
}