Fixed that label of 'checkbox' are bold and label of 'checkbox-inline' are normal.

extension/Classes/Core/Constants.php

@@ -1953,3 +1953,20 @@ const SETTING_TABLESORTER_MODE = 'mode';
 const SETTING_TABLESORTER_MODE_DELETE = 'delete';
 const SETTING_TABLESORTER_CLEAR = 'Clear';
 
+// Object: Type
+const T_LABEL = 't_label';
+const T_INPUT = 't_input';
+const T_NOTE = 't_note';
+const T_ = 't_note';
+
+// Object: Item
+const I_TYPE = 'type';
+const I_ID = 'id';
+const I_VALUE = 'value';
+const I_CLASS = 'class';
+const I_ATTRIBUTE = 'attribute';
+
+// Object: extra for checkboxes
+const I_CHECKED = 'checked';
+const I_UNCHECKED = 'unchecked';
+

extension/Classes/Core/Form/Checkbox.php

@@ -368,6 +368,8 @@ class Checkbox {
     }
 
     /**
+     * Helper Function to collect hidden checkbox elements.
+     *
      * @param array $formElement
      * @param string $htmlFormElementName
      * @param string $htmlHidden

less/qfq-bs.css.less

@@ -146,6 +146,7 @@ i.@{spinner_class} {
   -moz-user-select: none;
   -ms-user-select: none;
   user-select: none;
+  font-weight: normal;
 }
 
 .checkbox-inline input:read-only ~ .checkmark {