diff --git a/starter/05-Design/index.html b/starter/05-Design/index.html
index 92b74fd48..0e2a80947 100644
--- a/starter/05-Design/index.html
+++ b/starter/05-Design/index.html
@@ -6,157 +6,116 @@
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
 
     <link rel="stylesheet" href="style.css" />
-    <title>Lisbon Chair Shop</title>
+    <title>Lisbon Chair Shop | Quality Furniture for Life</title>
   </head>
   <body>
     <div class="container">
-      <header>
-        <div class="header-text-box">
-          <h1>We design and build better chairs, for a better life</h1>
-          <p class="header-text">
-            In a small shop in the heart of Lisbon, we spend our days
-            relentlessly perfecting the chair. The result is a perfect blend of
-            beauty and comfort, that will have a lasting impact on your health.
-          </p>
-          <a class="btn btn--big" href="#">Shop chairs</a>
+      <!-- Header -->
+      <header class="main-header">
+        <div class="header-content">
+          <div class="header-text-box">
+            <h1 class="main-title">We design and build better chairs, for a better life</h1>
+            <p class="header-text">
+              In a small shop in the heart of Lisbon, we spend our days relentlessly perfecting the chair. The result is a perfect blend of beauty and comfort that will have a lasting impact on your health.
+            </p>
+            <a class="btn btn--primary btn--large" href="#bestsellers">Shop Chairs</a>
+          </div>
+          <div class="header-image">
+            <img src="hero.jpg" alt="Showcase of designer chairs" class="responsive-img" />
+          </div>
         </div>
-        <img src="hero.jpg" alt="Photo" />
       </header>
 
-      <section>
-        <h2>What makes our chairs special</h2>
+      <!-- Features Section -->
+      <section class="features-section">
+        <h2 class="section-title">What makes our chairs special</h2>
         <div class="grid-3-cols">
-          <div>
-            <p class="features-title"><strong>Science meets design</strong></p>
+          <div class="feature-item">
+            <h3 class="features-title">Science meets design</h3>
             <p class="features-text">
-              Lorem, ipsum dolor sit amet consectetur adipisicing elit. Natus
-              similique adipisci praesentium.
+              Our chairs are developed with cutting-edge ergonomic research to optimize your posture and provide long-term comfort.
             </p>
           </div>
 
-          <div>
-            <p class="features-title">
-              <strong>Maximal comfort</strong>
-            </p>
+          <div class="feature-item">
+            <h3 class="features-title">Maximal comfort</h3>
             <p class="features-text">
-              Reprehenderit optio placeat quasi excepturi architecto, explicabo
-              facilis perspiciatis error maxime magnam.
+              Our designs prioritize both function and form, ensuring that you can sit for hours without discomfort, whether at work or rest.
             </p>
           </div>
 
-          <div>
-            <p class="features-title">
-              <strong>Ethical and sustainable</strong>
-            </p>
+          <div class="feature-item">
+            <h3 class="features-title">Ethical and sustainable</h3>
             <p class="features-text">
-              Deleniti recusandae quidem nesciunt, eos dolorum iure, quaerat
-              omnis est laudantium voluptatem voluptas!
+              We source our materials from sustainable suppliers, ensuring our products are environmentally friendly and socially responsible.
             </p>
           </div>
         </div>
       </section>
 
+      <!-- Testimonial Section -->
       <section class="testimonial-section">
-        <div class="grid-3-cols">
-          <img src="customers.jpg" alt="People sitting on chairs" />
+        <div class="grid-2-cols">
+          <div class="testimonial-image">
+            <img src="customers.jpg" alt="Happy customers sitting on our chairs" class="responsive-img" />
+          </div>
           <div class="testimonial-box">
-            <h2>"We couldn't live without these chairs anymore"</h2>
+            <h2 class="testimonial-title">"We couldn't live without these chairs anymore"</h2>
             <blockquote class="testimonial-text">
-              Lorem ipsum dolor sit amet consectetur adipisicing elit. Dolor
-              repellat at, nesciunt quia cum minima ipsum culpa totam sapiente
-              recusandae earum debitis doloribus in quasi voluptatibus!
+              These chairs have transformed our home. Not only are they beautiful, but they've made a noticeable difference in our comfort and well-being. We highly recommend them!
             </blockquote>
             <p class="testimonial-author">&mdash; Mary and Sarah Johnson</p>
           </div>
         </div>
       </section>
 
-      <section>
-        <h2>Our bestselling chairs</h2>
+      <!-- Bestselling Chairs Section -->
+      <section class="bestselling-section" id="bestsellers">
+        <h2 class="section-title">Our Bestselling Chairs</h2>
         <div class="grid-3-cols">
-          <figure class="chair">
-            <img src="chair-1.jpg" alt="Chair" />
-            <div class="chair-box">
-              <h3>The Laid Back</h3>
+          <figure class="chair-item">
+            <img src="chair-1.jpg" alt="The Laid Back chair" class="responsive-img" />
+            <figcaption class="chair-box">
+              <h3 class="chair-title">The Laid Back</h3>
               <ul class="chair-details">
-                <li>
-                  <!-- Span is a generic INLINE text element, it doesn't have any meaning. It's like a div element, but inline -->
-                  <span>Leisure and relaxing</span>
-                </li>
-                <li>
-                  <span>Comfortable for 4h</span>
-                </li>
-                <li>
-                  <span>Vegan leather</span>
-                </li>
-                <li>
-                  <span>Weighs 16 kg</span>
-                </li>
+                <li><span>Perfect for leisure and relaxing</span></li>
+                <li><span>Comfortable for up to 4 hours</span></li>
+                <li><span>Made with vegan leather</span></li>
+                <li><span>Weight: 16 kg</span></li>
               </ul>
               <div class="chair-price">
                 <strong>250€</strong>
-                <a href="#" class="btn btn--small">Add to cart</a>
+                <a href="#" class="btn btn--secondary">Add to Cart</a>
               </div>
-            </div>
+            </figcaption>
           </figure>
 
-          <figure class="chair">
-            <img src="chair-2.jpg" alt="Chair" />
-            <div class="chair-box">
-              <h3>The Worker Bee</h3>
+          <figure class="chair-item">
+            <img src="chair-2.jpg" alt="The Worker Bee chair" class="responsive-img" />
+            <figcaption class="chair-box">
+              <h3 class="chair-title">The Worker Bee</h3>
               <ul class="chair-details">
-                <li>
-                  <span>Work</span>
-                </li>
-                <li>
-                  <span>Comfortable for 8h</span>
-                </li>
-                <li>
-                  <span>Vegan leather</span>
-                </li>
-                <li>
-                  <span>Weighs 22 kg</span>
-                </li>
+                <li><span>Ideal for work and productivity</span></li>
+                <li><span>Comfortable for up to 8 hours</span></li>
+                <li><span>Made with vegan leather</span></li>
+                <li><span>Weight: 22 kg</span></li>
               </ul>
               <div class="chair-price">
                 <strong>525€</strong>
-                <a href="#" class="btn btn--small">Add to cart</a>
+                <a href="#" class="btn btn--secondary">Add to Cart</a>
               </div>
-            </div>
+            </figcaption>
           </figure>
 
-          <figure class="chair">
-            <img src="chair-3.jpg" alt="Chair" />
-            <div class="chair-box">
-              <h3>The Chair 4/2</h3>
+          <figure class="chair-item">
+            <img src="chair-3.jpg" alt="The Chair 4/2" class="responsive-img" />
+            <figcaption class="chair-box">
+              <h3 class="chair-title">The Chair 4/2</h3>
               <ul class="chair-details">
-                <li>
-                  <span>Leisure and relaxing</span>
-                </li>
-                <li>
-                  <span>Comfortable all day!</span>
-                </li>
-                <li>
-                  <span>Organic cotton</span>
-                </li>
-                <li>
-                  <span>Weighs 80 kg</span>
-                </li>
+                <li><span>Leisure and relaxing</span></li>
+                <li><span>Comfortable for the entire day</span></li>
+                <li><span>Made with organic cotton</span></li>
+                <li><span>Weight: 80 kg</span></li>
               </ul>
               <div class="chair-price">
-                <strong>1450€</strong>
-                <a href="#" class="btn btn--small">Add to cart</a>
-              </div>
-            </div>
-          </figure>
-        </div>
-      </section>
-
-      <footer>
-        Copyright &copy; 2027 by Jonas Schmedtmann. Part of "Build Responsive
-        Real-World Websites with HTML and CSS" online course. Use for learning
-        purposes only.
-      </footer>
-    </div>
-  </body>
-</html>
+                <strong>1450€
