diff --git a/src/Annotation/WebformElement.php b/src/Annotation/WebformElement.php
index bc3ee9c..9514c8e 100644
--- a/src/Annotation/WebformElement.php
+++ b/src/Annotation/WebformElement.php
@@ -5,6 +5,13 @@ namespace Drupal\webform\Annotation;
 use Drupal\Component\Annotation\Plugin;
 
 /**
+ * Webform is the module for making forms and surveys in Drupal.
+ *
+ * @file
+ * webform/src/Annotation/WebformElement.php
+ */
+
+/**
  * Defines a webform element annotation object.
  *
  * Plugin Namespace: Plugin\WebformElement.
@@ -21,93 +28,95 @@ use Drupal\Component\Annotation\Plugin;
  *
  * @Annotation
  */
-class WebformElement extends Plugin {
-
-  /**
-   * The plugin ID.
-   *
-   * @var string
-   */
-  public $id;
-
-  /**
-   * URL to the element's API documentation.
-   *
-   * @var string
-   */
-  public $api;
-
-  /**
-   * The element's module dependencies.
-   *
-   * @var array
-   *
-   * @see webform_webform_element_info_alter()
-   */
-  public $dependencies = [];
-
-  /**
-   * The human-readable name of the webform element.
-   *
-   * @var \Drupal\Core\Annotation\Translation
-   *
-   * @ingroup plugin_translatable
-   */
-  public $label;
-
-  /**
-   * The default key used for new webform element.
-   *
-   * @var string
-   */
-  public $default_key = '';
-
-  /**
-   * The category in the admin UI where the webform will be listed.
-   *
-   * @var \Drupal\Core\Annotation\Translation
-   *
-   * @ingroup plugin_translatable
-   */
-  public $category = '';
-
-  /**
-   * A brief description of the webform element.
-   *
-   * This will be shown when adding or configuring this webform element.
-   *
-   * @var \Drupal\Core\Annotation\Translation
-   *
-   * @ingroup plugin_translatable
-   */
-  public $description = '';
-
-  /**
-   * Flag that defines hidden element.
-   *
-   * @var bool
-   */
-  public $hidden = FALSE;
-
-  /**
-   * Flag that defines multiline element.
-   *
-   * @var bool
-   */
-  public $multiline = FALSE;
-
-  /**
-   * Flag that defines composite element.
-   *
-   * @var bool
-   */
-  public $composite = FALSE;
-
-  /**
-   * Flag that defines if #states wrapper should applied be to the element.
-   *
-   * @var bool
-   */
-  public $states_wrapper = FALSE;
+
+class WebformElement extends Plugin
+{
+
+    /**
+     * The plugin ID.
+     *
+     * @var string
+     */
+    public $id;
+
+    /**
+     * URL to the element's API documentation.
+     *
+     * @var string
+     */
+    public $api;
+
+    /**
+     * The element's module dependencies.
+     *
+     * @var array
+     *
+     * @see webform_webform_element_info_alter()
+     */
+    public $dependencies = [];
+
+    /**
+     * The human-readable name of the webform element.
+     *
+     * @var \Drupal\Core\Annotation\Translation
+     *
+     * @ingroup plugin_translatable
+     */
+    public $label;
+
+    /**
+     * The default key used for new webform element.
+     *
+     * @var string
+     */
+    public $default_key = '';
+
+    /**
+     * The category in the admin UI where the webform will be listed.
+     *
+     * @var \Drupal\Core\Annotation\Translation
+     *
+     * @ingroup plugin_translatable
+     */
+    public $category = '';
+
+    /**
+     * A brief description of the webform element.
+     *
+     * This will be shown when adding or configuring this webform element.
+     *
+     * @var \Drupal\Core\Annotation\Translation
+     *
+     * @ingroup plugin_translatable
+     */
+    public $description = '';
+
+    /**
+     * Flag that defines hidden element.
+     *
+     * @var bool
+     */
+    public $hidden = false;
+
+    /**
+     * Flag that defines multiline element.
+     *
+     * @var bool
+     */
+    public $multiline = false;
+
+    /**
+     * Flag that defines composite element.
+     *
+     * @var bool
+     */
+    public $composite = false;
+
+    /**
+     * Flag that defines if #states wrapper should applied be to the element.
+     *
+     * @var bool
+     */
+    public $states_wrapper = false;
 
 }