Fixed a bug in the widget

【Contents of the fix】
■Fixed a bug in the category list (tcd version) widget that when the number of articles in a category reaches 1000 or more, the number of articles is displayed even if the “Show number of articles” checkbox is not checked.
■Minor fixes to the designed article list widget.

The following files have been modified for this update.
【Fixed files】
style.css
widget/category_list.php
widget/styled_post_list1.php