diff --git a/index.html b/index.html
index 815579a1..25082156 100644
--- a/index.html
+++ b/index.html
@@ -1,56 +1,56 @@
-<!DOCTYPE html>
+<!doctype html>
 <html lang="en">
-<head>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>Tools Hub</title>
-  <link rel="stylesheet" href="assets/style.css" />
-</head>
-<body>
-  <!-- Navbar -->
-  <header class="navbar">
-    <h1 class="logo">🛠 Tools Hub</h1>
-    <nav>
-      <a href="index.html">Home</a>
-      <a href="tools/password.html">Password Generator</a>
-      <a href="tools/qr.html">QR Generator</a>
-      <a href="tools/calculator.html">Calculator</a>
-      <a href="tools/unit.html">Unit Converter</a>
-    </nav>
-  </header>
+  <head>
+    <meta charset="UTF-8" />
+    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+    <title>Tools Hub</title>
+    <link rel="stylesheet" href="assets/style.css" />
+  </head>
+  <body>
+    <!-- Navbar -->
+    <header class="navbar">
+      <h1 class="logo">🛠 Tools Hub</h1>
+      <nav>
+        <a href="index.html">Home</a>
+        <a href="tools/password.html">Password Generator</a>
+        <a href="tools/qr.html">QR Generator</a>
+        <a href="tools/calculator.html">Calculator</a>
+        <a href="tools/unit.html">Unit Converter</a>
+      </nav>
+    </header>
 
-  <!-- Main -->
-  <main class="container">
-    <h2 class="section-title">Available Tools</h2>
-    <div class="grid">
-      <!-- Password Generator -->
-      <div class="card">
-        <h3>Password Generator</h3>
-        <p>Create secure random passwords with custom settings.</p>
-        <a href="tools/password.html" class="btn">Open Tool</a>
-      </div>
+    <!-- Main -->
+    <main class="container">
+      <h2 class="section-title">Available Tools</h2>
+      <div class="grid">
+        <!-- Password Generator -->
+        <div class="card">
+          <h3>Password Generator</h3>
+          <p>Create secure random passwords with custom settings.</p>
+          <a href="tools/password.html" class="btn">Open Tool</a>
+        </div>
 
-      <!-- QR Generator -->
-      <div class="card">
-        <h3>QR Code Generator</h3>
-        <p>Create and download QR codes for any text or URL.</p>
-        <a href="tools/qr.html" class="btn">Open Tool</a>
-      </div>
+        <!-- QR Generator -->
+        <div class="card">
+          <h3>QR Code Generator</h3>
+          <p>Create and download QR codes for any text or URL.</p>
+          <a href="tools/qr.html" class="btn">Open Tool</a>
+        </div>
 
-      <!-- Calculator -->
-      <div class="card">
-        <h3>Calculator</h3>
-        <p>Simple calculator for quick math operations.</p>
-        <a href="tools/calculator.html" class="btn">Open Tool</a>
-      </div>
+        <!-- Calculator -->
+        <div class="card">
+          <h3>Calculator</h3>
+          <p>Simple calculator for quick math operations.</p>
+          <a href="tools/calculator.html" class="btn">Open Tool</a>
+        </div>
 
-      <!-- Unit Converter -->
-      <div class="card">
-        <h3>Unit Converter</h3>
-        <p>Convert between length, weight, temperature, and more.</p>
-        <a href="tools/unit.html" class="btn">Open Tool</a>
+        <!-- Unit Converter -->
+        <div class="card">
+          <h3>Unit Converter</h3>
+          <p>Convert between length, weight, temperature, and more.</p>
+          <a href="tools/unit.html" class="btn">Open Tool</a>
+        </div>
       </div>
-    </div>
-  </main>
-</body>
+    </main>
+  </body>
 </html>
