body {
  font-family: Arial, Helvetica, sans-serif;
  margin: 0;
  background-color: #f4f6f8;
  color: #333;
}

header {
  background-color: #0a2540;
  color: white;
  padding: 1.5em;
}

header h1 {
  margin: 0;
}

nav {
  margin-top: 1em;
}

nav a {
  color: white;
  margin-right: 1em;
  text-decoration: none;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

main {
  padding: 2em;
}

section {
  background: white;
  padding: 2em;
  border-radius: 6px;
  max-width: 900px;
  margin: auto;
}

.hero {
  text-align: center;
}

.button {
  display: inline-block;
  margin-top: 1em;
  padding: 0.75em 1.5em;
  background-color: #2563eb;
  color: white;
  text-decoration: none;
  border-radius: 4px;
}

.button:hover {
  background-color: #1d4ed8;
}

footer {
  text-align: center;
  padding: 1em;
  margin-top: 2em;
  background-color: #e5e7eb;
}