diff --git a/assets/images/main-banner-desktop.png b/assets/images/main-banner-desktop.png
new file mode 100644
index 0000000..cab0a60
Binary files /dev/null and b/assets/images/main-banner-desktop.png differ
diff --git a/assets/images/main-banner-mobile.png b/assets/images/main-banner-mobile.png
new file mode 100644
index 0000000..5118021
Binary files /dev/null and b/assets/images/main-banner-mobile.png differ
diff --git a/assets/styles/main.css b/assets/styles/main.css
index 8a6690e..24ff099 100644
--- a/assets/styles/main.css
+++ b/assets/styles/main.css
@@ -13,4 +13,20 @@
 
 .header-logo {
     display: block;
-}
\ No newline at end of file
+}
+
+.main-banner {
+    width: 100%;
+}
+
+@media screen and (max-width: 414px) {
+    .main-banner-desktop {
+        display: none;
+    }
+}
+
+@media screen and (min-width: 415px){
+    .main-banner-mobile {
+        display: none;
+    }
+}
diff --git a/index.html b/index.html
index be8d198..5017e23 100644
--- a/index.html
+++ b/index.html
@@ -17,5 +17,12 @@
                 <img class="header-logo" src="./assets/images/Logo-m3.png" alt="Logo M3" />
             </a>
         </header>
+
+        <main>
+            <section>
+                <img class="main-banner main-banner-desktop" src="./assets/images/main-banner-desktop.png" alt="Main Banner" />
+                <img class="main-banner main-banner-mobile" src="./assets/images/main-banner-mobile.png" alt="Main Banner" />
+            </section>
+        </main>
     </body>
 </html>
\ No newline at end of file