diff --git a/config.php b/config.php
index 32fc3c4..adf7c21 100644
--- a/config.php
+++ b/config.php
@@ -1,9 +1,7 @@
 <?php
-
-// values for debugging only
-	return array(
-		'host'=>'localhost',
-		'user'=>'root',
-		'pass'=>'sqlpi',
-		'database'=>'shortcut'
-	);
+return [
+    'host'     => 'localhost',
+    'user'     => 'root',
+    'pass'     => '',
+    'database' => 'shortcut'
+];
diff --git a/includes/DB_API/Urls.php b/includes/DB_API/Urls.php
index 68e5fa4..65a596c 100644
--- a/includes/DB_API/Urls.php
+++ b/includes/DB_API/Urls.php
@@ -51,8 +51,7 @@ public function scut_urls_add($userId, $url) {
 				$checkedUrl = $this->urlChecker($url);
 				if ($checkedUrl !== false) {
 					$alias = $this->aliasCreator();
-					$sql = $this->handle->prepare('INSERT INTO urls(userid,alias,link) VALUES (:id,:alias,:link)');
-					$sql->bindParam(':id', $userId);
+					$sql = $this->handle->prepare('INSERT INTO urls(alias,link) VALUES (:alias,:link)');
 					$sql->bindParam(':alias', $alias);
 					$sql->bindParam(':link', $checkedUrl);
 
diff --git a/includes/footer.php b/includes/footer.php
index ab7024d..e7bc8ec 100644
--- a/includes/footer.php
+++ b/includes/footer.php
@@ -1,3 +1,3 @@
 <footer>
-	<p>ShortCut developed by Ammar Al-khawaldeh .</p>
+	<p>ShortCut developed by <a href="https://smartbit8.com" target="_blank">SmartBit</a>.</p>
 </footer>
diff --git a/includes/nav.php b/includes/nav.php
index 28020de..96f9c4f 100644
--- a/includes/nav.php
+++ b/includes/nav.php
@@ -1,29 +1,29 @@
 <div id="navBar">
-	<div id="navContainer">
-		<!-- TODO: it will convert to user photo when user is signed in . -->
-		<img id='logoImage' src="themes/<?=$info['theme']?>/images/logo.png"/>
-		<div id="spLine"></div>
+    <div id="navContainer">
+        <!-- TODO: it will convert to user photo when user is signed in . -->
+        <img id='logoImage' src="themes/<?= $info['theme'] ?>/images/logo.png"/>
+        <div id="spLine"></div>
 
-		<!-- TODO: it will convert to user name when user is signed in . -->
-		<span id="navName"><?= $info['name']?></span>
+        <!-- TODO: it will convert to user name when user is signed in . -->
+        <span id="navName"><?= $info['name'] ?></span>
 
-		<div id="navOtherSide">
-			<button type="button" id="inButton"><i class="fa fa-sign-in" aria-hidden="true"></i>
-				&nbsp;Sign in
-			</button>
-			<button type="button" id="UpButton"><i class="fa fa-user-plus"
-			                                          aria-hidden="true"></i>
-				&nbsp;Sign up
-			</button>
+        <div id="navOtherSide">
+            <button type="button" onclick="alert('Soon')" id="inButton"><i class="fa fa-sign-in" aria-hidden="true"></i>
+                &nbsp;Sign in
+            </button>
+            <button type="button" onclick="alert('Soon')" id="UpButton"><i class="fa fa-user-plus"
+                                                                           aria-hidden="true"></i>
+                &nbsp;Sign up
+            </button>
 
 
-			<div id="menuBtn">
-				<i class="fa fa-ellipsis-v" aria-hidden="true"></i>
-			</div>
+            <div id="menuBtn">
+                <i class="fa fa-ellipsis-v" aria-hidden="true"></i>
+            </div>
 
 
-		</div>
+        </div>
 
 
-	</div>
+    </div>
 </div>
\ No newline at end of file
diff --git a/themes/main/images/logo.png b/themes/main/images/logo.png
index 3ee3d1b..a6166cd 100644
Binary files a/themes/main/images/logo.png and b/themes/main/images/logo.png differ
diff --git a/themes/main/style.css b/themes/main/style.css
index cca04e8..8ae9ea3 100644
--- a/themes/main/style.css
+++ b/themes/main/style.css
@@ -8,6 +8,17 @@ body {
     margin: 0;
 }
 
+a {
+    color: #16a085;
+    text-shadow: none;
+    font-weight: bold;
+    text-decoration: none;
+}
+
+a:hover {
+    color: #14725d;
+}
+
 #navBar {
     height: 50px;
     position: absolute;
@@ -290,10 +301,10 @@ body {
     top: 50%;
     left: 50%;
     padding: 20px;
-    -ms-filter: "progid:DXImageTransform.Microsoft.Shadow(Strength=3, Direction=0, Color=#000000)";/*IE 8*/
-    -moz-box-shadow: 0 4px 3px -1px rgba(0,0,0,0.5);/*FF 3.5+*/
-    -webkit-box-shadow: 0 4px 3px -1px rgba(0,0,0,0.5);/*Saf3-4, Chrome, iOS 4.0.2-4.2, Android 2.3+*/
-    box-shadow: 0 4px 3px -1px rgba(0,0,0,0.5);/* FF3.5+, Opera 9+, Saf1+, Chrome, IE10 */
+    -ms-filter: "progid:DXImageTransform.Microsoft.Shadow(Strength=3, Direction=0, Color=#000000)"; /*IE 8*/
+    -moz-box-shadow: 0 4px 3px -1px rgba(0, 0, 0, 0.5); /*FF 3.5+*/
+    -webkit-box-shadow: 0 4px 3px -1px rgba(0, 0, 0, 0.5); /*Saf3-4, Chrome, iOS 4.0.2-4.2, Android 2.3+*/
+    box-shadow: 0 4px 3px -1px rgba(0, 0, 0, 0.5); /* FF3.5+, Opera 9+, Saf1+, Chrome, IE10 */
     filter: progid:DXImageTransform.Microsoft.Shadow(Strength=3, Direction=135, Color=#000000); /*IE 5.5-7*/
 }