body {
  font-family: Arial, sans-serif;
  margin: 0; padding: 0;
  color: #333;
}

nav {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  background-color: #00457c;
  padding: 10px 0;
  z-index: 1000;
}

nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  margin: 0; padding: 0;
}

nav li {
  margin: 0 15px;
}

nav a {
  color: white;
  text-decoration: none;
  font-weight: bold;
}

header {
  background: url('img/hero.jpg') no-repeat center center/cover;
  height: 60vh;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 0 20px;
  margin-top: 50px;
}

header h1 {
  font-size: 48px;
  margin: 0;
}

header p {
  font-size: 24px;
}

section {
  padding: 60px 20px;
  max-width: 900px;
  margin: auto;
}

h2 {
  color: #00457c;
}

footer {
  background-color: #eee;
  padding: 20px;
  text-align: center;
}