Update static/css/index.css

static/css/index.css

@@ -89,6 +89,7 @@ header nav ul li a:hover {
     padding: 20px;
     background-color: #fff;
     border-radius: 8px;
+    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
 }
 
 .app-embed h2 {
@@ -170,3 +171,23 @@ footer .social-links li a {
 footer .social-links li a:hover {
     color: #2a9d8f;
 }
+
+/* Responsive Design */
+@media (max-width: 768px) {
+    header nav ul {
+        flex-direction: column;
+    }
+
+    .cta-button {
+        padding: 10px 20px;
+    }
+
+    .app-frame {
+        height: 500px;
+    }
+
+    footer .social-links {
+        flex-direction: column;
+        margin-top: 10px;
+    }
+}