diff --git a/Models/LinkType.php b/Models/LinkType.php
index f5792a2..8d7a4b7 100755
--- a/Models/LinkType.php
+++ b/Models/LinkType.php
@@ -27,5 +27,6 @@ use phpOMS\Stdlib\Base\Enum;
 abstract class LinkType extends Enum
 {
     public const CATEGORY = 0;
+
     public const LINK     = 1;
 }
diff --git a/Models/NavElement.php b/Models/NavElement.php
index a195657..2664057 100755
--- a/Models/NavElement.php
+++ b/Models/NavElement.php
@@ -25,18 +25,32 @@ namespace Modules\Navigation\Models;
 class NavElement
 {
     public int $id                 = 0;
+
     public string $pid             = '';
+
     public string $name            = '';
+
     public int $type               = 1;
+
     public int $subtype            = 2;
+
     public ?string $icon           = null;
+
     public ?string $uri            = null;
+
     public string $target          = 'self';
+
     public ?string $action         = null;
+
     public string $from            = '0';
+
     public int $order              = 1;
+
     public int $parent             = 0;
+
     public ?int $permissionPerm    = null;
+
     public ?int $permissionType    = null;
+
     public ?int $permissionElement = null;
 }
diff --git a/Theme/Backend/side.tpl.php b/Theme/Backend/side.tpl.php
index 0b549e6..cbd805b 100755
--- a/Theme/Backend/side.tpl.php
+++ b/Theme/Backend/side.tpl.php
@@ -29,7 +29,7 @@ if (isset($this->nav[NavigationType::SIDE])) : ?>
                     <?php if (isset($parent['nav_icon'])) : ?>
                         <i class="<?= $this->printHtml($parent['nav_icon']); ?>"></i>
                     <?php endif; ?>
-                    <span><?= $this->getHtml($parent['nav_name'], 'Navigation') ?></span><i class="fa fa-chevron-right expand"></i></label>
+                    <span><?= $this->getHtml($parent['nav_name'], 'Navigation'); ?></span><i class="fa fa-chevron-right expand"></i></label>
                     <?php if (isset($this->nav[NavigationType::SIDE][LinkType::LINK])) :
                         foreach ($this->nav[NavigationType::SIDE][LinkType::LINK] as $key2 => $link) :
                             if ($link['nav_parent'] === $key) :
@@ -40,8 +40,8 @@ if (isset($this->nav[NavigationType::SIDE])) : ?>
                                 // todo: very simpleminded solution. doesn't work for root path /en/backend etc. e.g. dashboard
                                 // this also fails for urls which are not structured like a tree
                             ?>
-                                <li<?= (\count($parentUri) > 2 && \stripos($uriPath, $miniParent) !== false) ? ' class="active"' : '' ?>>
-                                    <a href="<?= $uri; ?>"><?= $this->getHtml($link['nav_name'], 'Navigation') ?></a>
+                                <li<?= (\count($parentUri) > 2 && \stripos($uriPath, $miniParent) !== false) ? ' class="active"' : ''; ?>>
+                                    <a href="<?= $uri; ?>"><?= $this->getHtml($link['nav_name'], 'Navigation'); ?></a>
                             <?php endif;
                         endforeach;
                     endif; ?>
diff --git a/Theme/Backend/top.tpl.php b/Theme/Backend/top.tpl.php
index c274fcb..f752bce 100755
--- a/Theme/Backend/top.tpl.php
+++ b/Theme/Backend/top.tpl.php
@@ -23,13 +23,13 @@ if (isset($this->nav[NavigationType::TOP])) : ?>
         <?php $unread = $this->getData('unread');
         foreach ($this->nav[NavigationType::TOP] as $key => $parent) :
         foreach ($parent as $id => $link) : ?>
-        <li><a id="link-<?= $id; ?>" target="<?= $link['nav_target'] ?>" href="<?= \phpOMS\Uri\UriFactory::build($link['nav_uri']); ?>"<?= $link['nav_action'] !== null ? ' data-action=\'' . $link['nav_action'] . '\'' : ''; ?>>
+        <li><a id="link-<?= $id; ?>" target="<?= $link['nav_target']; ?>" href="<?= \phpOMS\Uri\UriFactory::build($link['nav_uri']); ?>"<?= $link['nav_action'] !== null ? ' data-action=\'' . $link['nav_action'] . '\'' : ''; ?>>
 
                 <?php if (isset($link['nav_icon'])) : ?>
                     <i class="<?= $this->printHtml($link['nav_icon']); ?> infoIcon"><?php if (isset($unread[$link['nav_from']]) && $unread[$link['nav_from']] > 0) : ?><span class="badge"><?= $this->printHtml($unread[$link['nav_from']]); ?></span><?php endif; ?></i>
                 <?php endif; ?>
 
-                <span class="link"><?= $this->getHtml($link['nav_name'], 'Navigation') ?><span></a>
+                <span class="link"><?= $this->getHtml($link['nav_name'], 'Navigation'); ?><span></a>
             <?php endforeach;
             endforeach; ?>
     </ul>
diff --git a/tests/Admin/AdminTest.php b/tests/Admin/AdminTest.php
index f4add91..a4f1c05 100755
--- a/tests/Admin/AdminTest.php
+++ b/tests/Admin/AdminTest.php
@@ -26,6 +26,7 @@ use phpOMS\Uri\HttpUri;
 class AdminTest extends \PHPUnit\Framework\TestCase
 {
     protected const MODULE_NAME = 'Navigation';
+
     protected const URI_LOAD = '';
 
     use \Modules\tests\ModuleTestTrait;