body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  line-height: 1.6;
  background: #fff;
  color: #333;
}

header {
  background: #004080;
  color: #fff;
  padding: 10px 0;
}

header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  max-height: 60px;
}

.nav {
  list-style: none;
  display: flex;
  margin: 0;
  padding: 0;
}

.nav li {
  margin: 0 10px;
}

.nav a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
}

.nav a.active, .nav a:hover {
  text-decoration: underline;
}

.container {
  width: 90%;
  max-width: 1000px;
  margin: auto;
}

.hero {
  padding: 40px 0;
}

footer {
  background: #f0f0f0;
  padding: 20px 0;
  text-align: center;
  margin-top: 40px;
}