diff --git a/style.css b/style.css
index 9c2dd63..7830970 100644
--- a/style.css
+++ b/style.css
@@ -1,5 +1,6 @@
+/* General Styles */
 body {
-    font-family: Arial, sans-serif;
+    font-family: 'Roboto', Arial, sans-serif; /* Updated to use Roboto font */
     line-height: 1.6;
     margin: 0;
     padding: 0;
@@ -8,10 +9,25 @@ body {
     display: flex;
     flex-direction: column;
     background-image: url('bg.webp');
-    background-attachment: fixed; 
+    background-attachment: fixed;
     background-size: cover;
 }
 
+.hero {
+    text-align: center;
+    padding: 100px 0;
+    background: linear-gradient(to right, #00c6ff, #0072ff);
+    color: white;
+}
+
+.profile-pic {
+    width: 150px;
+    height: 150px;
+    border-radius: 50%;
+    border: 5px solid white;
+    margin-bottom: 20px;
+}
+
 header {
     background-color: #333;
     color: #fff;
@@ -41,7 +57,7 @@ section {
     max-width: 800px;
     background-color: #fff;
     box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
-    width: 80%; /* Adjusts the width of the boxes */
+    width: 80%;
 }
 
 section h2 {
@@ -58,3 +74,68 @@ footer {
     width: 100%;
     margin-top: 20px;
 }
+
+/* Dark Mode Styles */
+body.dark-mode {
+    background-color: #333;
+    color: #f4f4f4;
+}
+
+body.dark-mode .hero {
+    background: linear-gradient(to right, #003366, #000066);
+}
+
+body.dark-mode section {
+    background-color: #444;
+    color: #ddd;
+}
+
+body.dark-mode header,
+body.dark-mode footer {
+    background-color: #222;
+}
+
+body.dark-mode nav ul li a {
+    color: #ddd;
+}
+
+body.dark-mode a {
+    color: #66f;
+}
+
+button.dark-mode-toggle {
+    position: fixed;
+    bottom: 20px;
+    right: 20px;
+    padding: 10px 20px;
+    border: none;
+    background-color: #0072ff;
+    color: white;
+    cursor: pointer;
+    border-radius: 5px;
+    font-size: 16px;
+}
+
+/* Responsive Styles */
+@media (max-width: 768px) {
+    nav ul li {
+        display: block;
+        margin: 10px 0;
+    }
+
+    section {
+        width: 90%;
+    }
+}
+
+@media (max-width: 480px) {
+    .profile-pic {
+        width: 120px;
+        height: 120px;
+    }
+
+    button.dark-mode-toggle {
+        padding: 8px 16px;
+        font-size: 14px;
+    }
+}