State compliance with WCAG 2.1 AA.
https://webaim.org/resources/contrastchecker/
Add alt text to all images (<img alt="Echo-9 team meeting">).
<!DOCTYPE html>
<html lang="en">
<head>
<!-- Standard meta tags -->
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Echo-9 | {% page_title %}</title>
<link rel="stylesheet" href="styles.css">
</head>
<body>
<!-- Header (consistent across pages) -->
<header>
<div class="container">
<h1>Echo-9 Shared Services</h1>
<nav>...</nav>
</div>
</header>
<!-- Page-specific content -->
<main class="container">
{% page_content %}
</main>
<!-- Footer (consistent across pages) -->
<footer>
<div class="container">...</div>
</footer>
</body>
</html>