Fixed a bug where the color settings in the menu settings (for smartphones) were not reflected, etc.

【Contents of the fix】
■Fixed a bug that the font color of TCD Theme Options > Header > Global Menu Settings > Menu Settings (for smartphone) cannot be changed.
■Fixed a bug that the font color could not be changed.

The following are the files that have been modified for this update.
【Corrected files】
・inc/head.php
・functions.php
・style.css