diff --git a/docs/index.html b/docs/index.html
index d7ba11c..306add4 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -3,14 +3,54 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Documentation</title>
+    <title>RAISING Documentation</title>
+    <!-- Bootstrap CSS -->
+    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/css/bootstrap.min.css" rel="stylesheet">
 </head>
 <body>
-    <h1>Welcome to the Documentation</h1>
-    <p>Here are the available tutorials:</p>
-    <ul>
-        <li><a href="README_hp_optimization.html">Hyperparameter Optimization Documentation</a></li>
-        <li><a href="RAISING_Demo.html">RAISING Demo</a></li>
+
+<!-- Navigation -->
+<nav class="navbar navbar-expand-lg navbar-dark bg-dark">
+  <a class="navbar-brand" href="#">RAISING Project</a>
+  <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
+    <span class="navbar-toggler-icon"></span>
+  </button>
+  <div class="collapse navbar-collapse" id="navbarNav">
+    <ul class="navbar-nav">
+      <li class="nav-item">
+        <a class="nav-link" href="README_hp_optimization.html">Hyperparameter Optimization</a>
+      </li>
+      <li class="nav-item">
+        <a class="nav-link" href="RAISING_Demo.html">RAISING Demo</a>
+      </li>
     </ul>
+  </div>
+</nav>
+
+<!-- Hero Section -->
+<div class="jumbotron text-center">
+    <h1 class="display-4">Welcome to RAISING</h1>
+    <p class="lead">Your gateway to understanding the RAISING framework for polygenic adaptation.</p>
+</div>
+
+<!-- About Section -->
+<div class="container">
+    <div class="row">
+        <div class="col">
+            <h2>About RAISING</h2>
+            <p>RAISING is a novel framework designed to detect genomic regions under polygenic adaptation. Explore the tutorials and documentation for a deeper understanding.</p>
+        </div>
+    </div>
+</div>
+
+<!-- Footer -->
+<footer class="bg-dark text-white text-center py-3">
+    <p>&copy; 2024 RAISING Project - All Rights Reserved</p>
+</footer>
+
+<!-- Bootstrap JS and dependencies (optional for interactive features) -->
+<script src="https://code.jquery.com/jquery-3.5.1.slim.min.js"></script>
+<script src="https://cdn.jsdelivr.net/npm/@popperjs/core@2.9.1/dist/umd/popper.min.js"></script>
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.5.2/js/bootstrap.min.js"></script>
 </body>
 </html>
