diff --git a/404.html b/404.html
index 54d7620..68bddf2 100644
--- a/404.html
+++ b/404.html
@@ -59,13 +59,6 @@
 			  <span class="visually-hidden">Home page</span>
 			</a>
 		  
-			<nav class="desktop-nav" aria-label="Primary navigation">
-			  <ul>
-				<li><a href="/" class="menu-button">Work</a></li>
-				<li><a href="/about.html" class="menu-button">About</a></li>
-				<li><a href="/privacy.html" class="menu-button">Blog</a></li>
-			  </ul>
-			</nav>
 		  </div>
 		  
 		  <div class="menu-right">
@@ -81,44 +74,9 @@
 			</ul>
 		  </nav>
 	  
-		  <button
-			class="menu-toggle"
-			id="menuToggle"
-			type="button"
-			aria-expanded="false"
-			aria-controls="mobileMenu"
-			aria-haspopup="true"
-			aria-label="Open menu"
-		  >
-			Menu
-		  </button>
 		  </div>
 		</div>
 	  </header>
-	  
-	  <div class="menu-overlay" id="menuOverlay" hidden></div>
-	  
-	  <aside
-		class="mobile-menu"
-		id="mobileMenu"
-		aria-label="Mobile navigation"
-		aria-hidden="true"
-	  >
-		<div class="mobile-menu__header">
-		  <strong>Menu</strong>
-		  <button class="menu-close" id="menuClose" type="button" aria-label="Close menu">
-			Close
-		  </button>
-		</div>
-	  
-		<nav aria-label="Mobile navigation">
-		  <ul>
-			<li><a href="/" class="button-primary" aria-current="page">Work</a></li>
-			<li><a href="/legal-notice.html" class="button-primary">About</a></li>
-			<li><a href="/privacy.html" class="button-primary">Blog</a></li>
-		  </ul>
-		</nav>
-	  </aside>
 
 	<main>
 		<section>
diff --git a/js/app.js b/js/app.js
index 6b59143..26f65f0 100644
--- a/js/app.js
+++ b/js/app.js
@@ -1,64 +1,3 @@
-// Menu system
-
-  const body = document.body;
-  const menuToggle = document.getElementById('menuToggle');
-  const menuClose = document.getElementById('menuClose');
-  const menuOverlay = document.getElementById('menuOverlay');
-  const mobileMenu = document.getElementById('mobileMenu');
-  const siteContent = document.getElementById('siteContent');
-
-  function openMenu() {
-	body.classList.add('menu-open');
-	menuOverlay.hidden = false;
-	menuToggle.classList.add('is-open');
-	menuToggle.setAttribute('aria-expanded', 'true');
-	menuToggle.setAttribute('aria-label', 'Close menu');
-	mobileMenu.setAttribute('aria-hidden', 'false');
-	siteContent.setAttribute('inert', '');
-	menuClose.focus();
-  }
-
-  function closeMenu() {
-	body.classList.remove('menu-open');
-	menuToggle.classList.remove('is-open');
-	menuToggle.setAttribute('aria-expanded', 'false');
-	menuToggle.setAttribute('aria-label', 'Open menu');
-	mobileMenu.setAttribute('aria-hidden', 'true');
-	siteContent.removeAttribute('inert');
-	menuToggle.focus();
-
-	window.setTimeout(() => {
-	  if (!body.classList.contains('menu-open')) {
-		menuOverlay.hidden = true;
-	  }
-	}, 250);
-  }
-
-  function toggleMenu() {
-	if (body.classList.contains('menu-open')) {
-	  closeMenu();
-	} else {
-	  openMenu();
-	}
-  }
-
-  menuToggle.addEventListener('click', toggleMenu);
-  menuClose.addEventListener('click', closeMenu);
-  menuOverlay.addEventListener('click', closeMenu);
-
-  document.addEventListener('keydown', (event) => {
-	if (event.key === 'Escape' && body.classList.contains('menu-open')) {
-	  closeMenu();
-	}
-  });
-
-  window.addEventListener('resize', () => {
-	if (window.innerWidth >= 768 && body.classList.contains('menu-open')) {
-	  closeMenu();
-	}
-  });
-  
-  
 // accessibility toggle
 
 {