diff --git a/ProjetProgWeb/assets/search.svg b/ProjetProgWeb/assets/search.svg
new file mode 100644
index 0000000..db5fd35
--- /dev/null
+++ b/ProjetProgWeb/assets/search.svg
@@ -0,0 +1,3 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" fill="gray" class="bi bi-search" viewBox="0 0 24 24">
+  <path d="M15.5 14h-.79l-.28-.27A6.471 6.471 0 0 0 16 9.5 6.5 6.5 0 1 0 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z"/>
+</svg>
\ No newline at end of file
diff --git a/ProjetProgWeb/index.php b/ProjetProgWeb/index.php
index 5172feb..3a562b6 100644
--- a/ProjetProgWeb/index.php
+++ b/ProjetProgWeb/index.php
@@ -5,13 +5,28 @@
         <meta name="viewport"
               content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
         <meta http-equiv="X-UA-Compatible" content="ie=edge">
+        <link rel="stylesheet" href="stylesheet.css">
         <title>Document</title>
     </head>
     <body>
-        <h1>Welcome</h1>
         <?php
+            include("navbar.php");
 
-            echo "Welcome";
+            if (!isset($_POST['author'])) {
+                exit();
+            }
+
+            require_once("class/dump.php");
+
+            $author_name = $_POST['author'];
+
+            $these_array = dump::getTheseByAuthor($author_name);
+
+            $json = json_encode($these_array, JSON_PRETTY_PRINT);
+
+            echo '<pre>';
+            var_dump($json);
+            echo '</pre>';
 
         ?>
     </body>
diff --git a/ProjetProgWeb/navbar.php b/ProjetProgWeb/navbar.php
new file mode 100644
index 0000000..c2c89f9
--- /dev/null
+++ b/ProjetProgWeb/navbar.php
@@ -0,0 +1,11 @@
+<header>
+    <nav class="navbar">
+        <h1>theses.fr</h1>
+        <form action="index.php" method="POST" class="navbar-input">
+            <input type="text" name="author" placeholder="nom auteur">
+            <button>
+                <img src="assets/search.svg" alt="search">
+            </button>
+        </form>
+    </nav>
+</header>
diff --git a/ProjetProgWeb/stylesheet.css b/ProjetProgWeb/stylesheet.css
new file mode 100644
index 0000000..758fede
--- /dev/null
+++ b/ProjetProgWeb/stylesheet.css
@@ -0,0 +1,89 @@
+/* Extra small */
+
+* {
+    box-sizing: border-box;
+}
+
+body {
+    display: block;
+    margin: 0;
+    padding: 0;
+    width: 100%;
+}
+
+.navbar {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+    background-color: rgba(57, 180, 231, 0.50);
+    box-shadow: rgba(0, 0, 0, 0.15) 2px 2px 5px;
+    height: 75px;
+    padding: 10px;
+    width: 100%;
+    font-family: sans-serif;
+}
+
+.navbar-input {
+    box-shadow: rgba(0, 0, 0, 0.15) 0 2px 5px;
+    border-radius: 15px;
+    height: 35px;
+    display: flex;
+    align-items: center;
+    width: 100%;
+    background-color: white;
+}
+
+.navbar input {
+    border-radius: 15px;
+    outline: none;
+    border: none;
+    height: 100%;
+    font-size: 18px;
+    padding: 15px 5px 15px 15px;
+    width: 100%;
+}
+
+.navbar img {
+    background: white;
+    border-radius: 100px;
+    width: 50px;
+    right: 5px;
+    padding: 10px;
+    box-shadow: rgba(0, 0, 0, 0.15) 4px 2px 5px;
+    cursor: pointer;
+}
+
+.navbar button {
+    border: none;
+    background: none;
+    margin: 0;
+    padding: 0;
+}
+
+.navbar h1 {
+    display: none;
+}
+
+pre {
+    overflow: scroll;
+}
+
+/* Small  */
+@media (min-width: 576px) {
+
+}
+
+/* Medium */
+@media (min-width: 768px) {
+
+}
+
+/* Large */
+@media (min-width: 992px) {
+
+}
+
+/* Extra large  */
+@media (min-width: 1200px) {
+
+}
\ No newline at end of file
