diff --git a/app/components/Header.tsx b/app/components/Header.tsx
index 50eaa60..26a3f99 100644
--- a/app/components/Header.tsx
+++ b/app/components/Header.tsx
@@ -17,11 +17,6 @@ const Header: React.FC<HeaderProps> = ({ onViewChange, showDivs, toggleDivs, sho
     setMenuOpen(!menuOpen)
   }
 
-  const buttonClicked = (page: "AI" | "Documentation" | "FAQ") => {
-    onViewChange(page)
-    toggleMenu()
-  }
-
   return (
     <>
       <header>
@@ -31,20 +26,18 @@ const Header: React.FC<HeaderProps> = ({ onViewChange, showDivs, toggleDivs, sho
           <span></span>
         </div>
         <nav className={`nav-links ${menuOpen ? "active":""}`}>
-            <button onClick={() => buttonClicked("FAQ")} className="nav-btn">FAQ</button>
-            <button onClick={() => buttonClicked("Documentation")} className="nav-btn">Documentation</button>
+            <button onClick={() => onViewChange('FAQ')} className="nav-btn">FAQ</button>
+            <button onClick={() => onViewChange('Documentation')} className="nav-btn">Documentation</button>
             {showToggle && showHistoryModelsToggle && (
               <button onClick={toggleDivs} className="nav-btn">
                 {showDivs ? 'Hide History/Models' : 'Show History/Models'}
               </button>
             )}
           </nav>
-        <button onClick={() => onViewChange('AI')} className="header-button header-logo">
-          <p>1</p>
-        </button>
-        <div className="login-button">
-          <Login /> 
-        </div>
+          {/* <button onClick={() => onViewChange('AI')} className="header-button header-logo">
+            <img src="/img/logo.png" alt="logo" className="header-logo" />
+          </button> */}
+      <Login />
       </header>
     </>
   );
diff --git a/app/components/Login.tsx b/app/components/Login.tsx
index 6a6171f..d98896e 100644
--- a/app/components/Login.tsx
+++ b/app/components/Login.tsx
@@ -52,10 +52,11 @@ const Login: React.FC = () => {
   return (
     <div>
       {/* Login or Settings Button */}
-      
-      <button onClick={isLoggedIn ? toggleSettingsPopup : toggleLoginPopup}>
-        {isLoggedIn ? 'Settings' : 'Log In'}
-      </button>
+      <div className="login-button">
+        <button onClick={isLoggedIn ? toggleSettingsPopup : toggleLoginPopup}>
+          {isLoggedIn ? 'Settings' : 'Log In'}
+        </button>
+      </div>
 
       {/* Conditional rendering of the Login Popup */}
       {showLoginPopup && (
diff --git a/app/styles/Login.css b/app/styles/Login.css
index 579d780..8c77229 100644
--- a/app/styles/Login.css
+++ b/app/styles/Login.css
@@ -1,3 +1,34 @@
+/* Container for the login layout */
+.login-container {
+    display: grid;
+    grid-template-columns: 1fr 3fr; /* 1fr for sidebar, 3fr for main content */
+    grid-auto-flow: column;
+    overflow-x: hidden;
+    height: 100%; /* Ensure it takes full height */
+}
+
+/* Button for login action */
+.login-button {
+    position: absolute;
+    top: 5px;
+    right: 10px;
+    z-index: 9999; /* Highest z-index for the login button */
+    margin: 1px;
+}
+
+.login-button button {
+    padding: 10px 20px;
+    background-color: var(--input-button-color);
+    color: var(--text-color);
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    transition: background-color 0.3s;
+}
+
+.login-button button:hover {
+    background-color: var(--input-button-hover-color);
+}
 
 /* Overlay for popup - full screen and centered */
 .popup-overlay {
diff --git a/app/styles/header.css b/app/styles/header.css
index 0e1303e..c630cb2 100644
--- a/app/styles/header.css
+++ b/app/styles/header.css
@@ -1,29 +1,93 @@
-header{
-    position: absolute;
-    padding: 0 20px;
+header {
+    background-color: var(--header-background-color); /* Use the new header background color */
+    color: var(--header-text-color); /* Use the new header text color */
+    width: 100%;
+    text-decoration: none;
+    position: fixed;
     top: 0;
     left: 0;
-    width: 100%;
-    height: 10vh;
+    padding: 10px 20px;
+    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
+    z-index: 1000;
+    font-family: var(--font-family);
     display: flex;
     justify-content: space-between;
     align-items: center;
 }
 
+.nav-links{
+    display: flex;
+    gap: 15px;
+}
+
+.nav-btn{
+    background: transparent;
+    border: none;
+    cursor: pointer;
+    /* color */
+}
+
+.nav-btn:hover{
+    /* color */
+}
+
 .hamburger{
     display: none;
-}
-
-.login-button button{
-    padding: 10px 20px;
-    background-color: var(--input-button-color);
-    color: var(--text-color);
-    border: none;
-    border-radius: 5px;
+    flex-direction: column;
     cursor: pointer;
-    transition: background-color 0.3s;
 }
 
-.login-button button:hover {
-    background-color: var(--input-button-hover-color);
+.hamburger span{
+    width: 25px;
+    height: 3px;
+    background-color: var(--header-text-color);
+    margin: 4px;
+    transition: 0.3s;
+}
+
+.hamburger.open span:nth-child(1){
+    transform: rotate(45deg) translate(5px, 5px);
+}
+
+.hamburger.open span:nth-child(2){
+    opacity: 0;
+}
+
+.hamburger.open span:nth-child(3){
+    transform: rotate(-45deg) translate(5px, -5px);
+}
+
+.header-button{
+    
+}
+.header-button img{
+    height: 8vh;
+}
+
+@media (max-width:768px) {
+    .nav-links{
+        display: none;
+        position: absolute;
+        top: 60px;
+        right: 0;
+        /* background color */
+        width: 100%;
+        flex-direction: column;
+        align-items: flex-start;
+        padding: 10px;
+    }
+
+    .nav-links.active{
+        display: flex;
+    }
+
+    .nav-btn{
+        width: 100%;
+        text-align: center;
+        padding: 10px;
+    }
+
+    .hamburger{
+        display: flex;
+    }
 }
\ No newline at end of file
diff --git a/app/styles/responsive.css b/app/styles/responsive.css
index f09edeb..3921092 100644
--- a/app/styles/responsive.css
+++ b/app/styles/responsive.css
@@ -8,6 +8,8 @@
   
   /* Header styles */
   header {
+    flex-direction: column;
+    align-items: center;
     position: fixed;
     top: 0;
     left: 0;
@@ -34,6 +36,17 @@
     margin: 0;
   }
 
+  header li button {
+    margin: 2px;
+    margin-bottom: 0;
+  }
+
+  header li img {
+    height: 1.5em;
+    vertical-align: middle;
+    margin-top: 10px;
+  }
+
   /* Left panel styles */
   .left-panel {
     display: hidden; /* Initially hidden */
@@ -107,18 +120,6 @@
   .login-button button{
     margin: 20px 0;
   } 
-
-  .hamburger.open{
-    margin-top: 0.5vh;
-  }
-
-  .nav-links{
-    position: fixed;
-  }
-  
-  .hamburger {
-    display: flex;
-  }
 }
 
 /* Responsive adjustments for the settings */
diff --git a/app/styles/variables.css b/app/styles/variables.css
index 928e21d..a051e6d 100644
--- a/app/styles/variables.css
+++ b/app/styles/variables.css
@@ -18,8 +18,7 @@
     --left-panel-background-color: #79832e; /* Background color for left panel */
     --conversation-background-color: #79832e; /* Background color for conversation container */
     --doc-background-color: #ffffff; /* Background color for documents */
-    --close-button-color: red;
-    --burger-menu-background-color: #79832e;  
+    --close-button-color: red;  
     
     /* FAQ Colors */
     --faq-background-color: #474D22; /* Background color for FAQ section */