diff --git a/index.html b/index.html
index 2b41b1f..7761e68 100644
--- a/index.html
+++ b/index.html
@@ -1,15 +1,27 @@
 <!DOCTYPE html>
-<html lang="en">
+<html lang="pt-br">
 
 <head>
     <meta charset="UTF-8">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <link rel="stylesheet" href="style/style.css">
     <title></title>
 </head>
 
 <body>
-
+    <header>
+        <a href="./">
+            <img src="assets/icons/Logo-M3.svg" alt="Logo-M3" class="logo-header">
+        </a>
+    </header>
+    <main>
+        <div class="banner-principal">
+            <figure>
+                <img src="assets/bannerPrincipal.png" alt="Computador aberto com codigos de programação">
+            </figure>
+        </div>
+    </main>
 </body>
 
 </html>
\ No newline at end of file
diff --git a/style/style.css b/style/style.css
index e69de29..4764de7 100644
--- a/style/style.css
+++ b/style/style.css
@@ -0,0 +1,17 @@
+* {
+    margin: 0;
+    padding: 0;
+    box-sizing: border-box;
+}
+
+header {
+
+    display: flex;
+    justify-content: center;
+    padding: 28px 0;
+    background-color: #000;
+}
+
+.logo-header {
+    display: block;
+}
\ No newline at end of file
