<!-- Navigation -->
<header class="w-full">
    <nav class="fixed top-0 z-50 w-full bg-dark-900 border-b border-gray-700">
        <!-- ... existing code ... -->
    </nav>
</header>

<!-- Main Content Container -->
<div class="container mx-auto px-4 pt-20 pb-10">
    <!-- ... existing code ... -->
</div> 