update phpdoc and remove unneeded tags

php/cl_contactform_input.php

@@ -2,6 +2,7 @@
 /**
  * Module cl-contactform input
  *
+ * @package module/cl_contactform
  * @author Ortwin Pinke <info@php-backoffice.de>
  *
  * based on w3concepts.form.v1 from Andreas Kummer (2004-08-20)

php/cl_contactform_output.php

@@ -2,6 +2,7 @@
 /**
  * Module cl-contactform output
  *
+ * @package module/cl_contactform
  * @author Ortwin Pinke <info@php-backoffice.de>
  *
  * based on w3concepts.form.v1 from Andreas Kummer (2004-08-20)
@@ -147,7 +148,7 @@ class w3form
 
     public function formOutput($sent = false): void
     {
-        echo '<div class="textItem secondItem"><form action="" method="POST" class="form-horizontal">';
+        echo '<form action="" method="post" class="form-horizontal">';
         echo '<input type="hidden" name="sent" value="true" />';
         $form = $this->form['form'];
         $formData = $this->formInterpretation($form);
@@ -160,8 +161,7 @@ class w3form
                 echo $item;
             }
         }
-        echo '<input type="submit" value="submit">';
-        echo '</form></div>';
+        echo '</form>';
     }
 
     public function formField($attribute, $sent): void