diff --git a/assets/imagens/baner logo.png b/assets/imagens/baner logo.png
new file mode 100644
index 0000000..cab0a60
Binary files /dev/null and b/assets/imagens/baner logo.png differ
diff --git a/assets/imagens/banner mobile.png b/assets/imagens/banner mobile.png
new file mode 100644
index 0000000..5118021
Binary files /dev/null and b/assets/imagens/banner mobile.png differ
diff --git a/assets/styles/main.css b/assets/styles/main.css
index f525ad5..f1983d6 100644
--- a/assets/styles/main.css
+++ b/assets/styles/main.css
@@ -13,4 +13,20 @@
 
 .header-logo {
     display: block;
+}
+
+.main-banner {
+    width: 100%;
+}
+
+@media  (max-width: 414px) {
+    .main-banner-desktop{
+        display: none;
+    }
+}
+
+@media  (min-width: 415px) {
+    .main-banner-mobile {
+        display: none;
+    }
 }
\ No newline at end of file