diff --git a/index.php b/index.php
index 4ad7990..d0559dd 100644
--- a/index.php
+++ b/index.php
@@ -1,18 +1,44 @@
+<?php
+$theme = "normal";
+
+if (isset($_COOKIE['theme'])) {
+    $theme = $_COOKIE['theme'];
+}
+
+if (isset($_GET['theme'])) {
+    $theme = $_GET['theme'] === "hacker" ? "hacker" : "normal";
+    setcookie('theme', $theme, time() + (86400 * 30), "/");
+    header("Location: " . $_SERVER['PHP_SELF']);
+    exit();
+}
+?>
+<!DOCTYPE html>
+<html lang="nl">
+<head>
+<meta charset="UTF-8">
+<meta name="robots" content="noindex">
+<title>betere homesite</title>
+
 <style>
-/* Algemene styles */
 html, body {
     margin: 0;
     padding: 0;
-    height: 100%;
-    overflow: auto; /* scrollen altijd mogelijk */
-    font-family: monospace, monospace;
+    min-height: 100%;
+    overflow-y: auto;
+    font-family: monospace;
     color: #a9b594b3;
-    background: linear-gradient(120deg, #245da4, #291451, #1e0f27, #b71b8dff);
+    background: linear-gradient(120deg, #245da4, #291451, #1e0f27, #b71b8d);
     background-size: 400% 400%;
     animation: bgFade 10s ease infinite;
-    transition: background 0.3s, color 0.3s;
 }
 
+@keyframes bgFade {
+    0% { background-position: 0% 50%; }
+    50% { background-position: 100% 50%; }
+    100% { background-position: 0% 50%; }
+}
+
+/* Hacker theme */
 body.hacker {
     background: black;
     color: #00ff00;
@@ -21,41 +47,55 @@ body.hacker {
 /* Matrix canvas */
 #matrix {
     position: fixed;
-    top: 0;
-    left: 0;
+    inset: 0;
     width: 100%;
     height: 100%;
-    z-index: 0; /* achter content */
-    pointer-events: none; /* niet scrollen blokkeren */
+    z-index: 0;
+    pointer-events: none;
 }
 
-/* Theme toggle knop */
+/* Toggle knop */
 #themeToggle {
     position: fixed;
-    top: 10px;
-    left: 10px;
+    top: 8px;
+    left: 8px;
     padding: 4px 8px;
-    font-size: 10px;
-    border: none;
+    font-size: 11px;
     border-radius: 5px;
+    border: none;
+    cursor: pointer;
     background: rgba(0,255,255,0.2);
     color: #00ffff;
-    cursor: pointer;
-    backdrop-filter: blur(3px);
-    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
     z-index: 999;
 }
 
+body.hacker #themeToggle {
+    background: rgba(0,255,0,0.2);
+    color: #00ff00;
+}
+
 #themeToggle:hover {
     background: rgba(0,255,255,0.4);
     color: #000;
 }
 
-/* Content boven matrix */
+/* Content */
+h1 {
+    text-align: center;
+    margin: 40px 0;
+    color: white;
+    position: relative;
+    z-index: 2;
+}
+
+body.hacker h1 {
+    color: #00ff00;
+}
+
 ul {
     list-style: none;
     padding: 0;
-    margin: 0 auto;
+    margin: 0 auto 80px;
     max-width: 500px;
     position: relative;
     z-index: 2;
@@ -63,12 +103,6 @@ ul {
 
 li {
     margin: 10px 0;
-    transition: all 0.2s ease;
-}
-
-li:hover {
-    transform: scale(1.05) translateY(-5px);
-    background: rgba(0, 255, 255, 0.4);
 }
 
 a {
@@ -77,25 +111,97 @@ a {
     border-radius: 10px;
     background: rgba(0, 255, 255, 0.2);
     color: #00ffff;
-    font-size: 18px;
     text-decoration: none;
-    transition: all 0.2s ease;
-    backdrop-filter: blur(5px);
-    box-shadow: 0 4px 10px rgba(0,0,0,0.3);
+    font-size: 18px;
+    transition: 0.2s;
 }
 
 a:hover {
-    color: #000000;
+    transform: scale(1.05);
+    background: rgba(0,255,255,0.4);
+    color: #000;
 }
 
 body.hacker a {
-    background: rgba(0, 255, 0, 0.1);
+    background: rgba(0,255,0,0.1);
     color: #00ff00;
-    box-shadow: 0 4px 10px rgba(0,255,0,0.3);
 }
 
-body.hacker li:hover {
+body.hacker a:hover {
     background: rgba(0,255,0,0.3);
-    transform: scale(1.05) translateY(-5px);
 }
 </style>
+</head>
+
+<body class="<?= $theme === 'hacker' ? 'hacker' : '' ?>">
+<canvas id="matrix"></canvas>
+
+<button id="themeToggle">Theme</button>
+
+<h1>voor alle dieren in de dierentuin</h1>
+
+<ul>
+    <li><a href="https://mail.de-roo.org">Webmail</a></li>
+    <li><a href="https://cloud.de-roo.org/nextcloud">Nextcloud</a></li>
+    <li><a href="https://agenda.de-roo.org">Agenda</a></li>
+    <li><a href="https://remote.de-roo.org">Remote logon</a></li>
+    <li><a href="https://lnk.de-roo.org/admin">URL shortening</a></li>
+    <li><a href="https://dms.de-roo.org">Document Management System</a></li>
+    <li><a href="https://blog.de-roo.org">Blog</a></li>
+    <li><a href="https://media.de-roo.org">Media speler</a></li>
+    <li><a href="https://code.de-roo.org">VS Code online</a></li>
+    <li><a href="https://yt.de-roo.org">Internetfilmpjes</a></li>
+    <li><a href="https://dl.de-roo.org">Filmpjes downloaden</a></li>
+</ul>
+
+<script>
+const btn = document.getElementById("themeToggle");
+btn.onclick = () => {
+    location.href = document.body.classList.contains("hacker")
+        ? "?theme=normal"
+        : "?theme=hacker";
+};
+
+/* Matrix rain */
+const canvas = document.getElementById("matrix");
+const ctx = canvas.getContext("2d");
+
+function resize() {
+    canvas.width = window.innerWidth;
+    canvas.height = window.innerHeight;
+}
+resize();
+window.addEventListener("resize", resize);
+
+const chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789アカサタナ".split("");
+const fontSize = 16;
+let columns = Math.floor(canvas.width / fontSize);
+let drops = Array(columns).fill(1);
+
+function drawMatrix() {
+    if (!document.body.classList.contains("hacker")) return;
+
+    ctx.fillStyle = "rgba(0,0,0,0.12)";
+    ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+    ctx.fillStyle = "#00ff00";
+    ctx.font = fontSize + "px monospace";
+
+    for (let i = 0; i < drops.length; i++) {
+        const text = chars[Math.floor(Math.random() * chars.length)];
+        ctx.fillText(text, i * fontSize, drops[i] * fontSize);
+
+        if (drops[i] * fontSize > canvas.height && Math.random() > 0.98) {
+            drops[i] = 0;
+        }
+        drops[i]++;
+    }
+    setTimeout(() => requestAnimationFrame(drawMatrix), 60);
+}
+
+if (document.body.classList.contains("hacker")) {
+    drawMatrix();
+}
+</script>
+</body>
+</html>
