Fixed multiple bugs

【Contents of the fix】
■Fixed an error that sometimes occurs when viewing on smartphones.
■Changed so that the menu is not fixed when the theme option “Fix header bar at the top” is unchecked (i.e. supports scrolling).
■Fixed the display condition of the fifth and sixth row of the fixed page template 2.

The following files have been modified for this update.
【Corrected files】
page/template2.php
agent.css
header.php
single.php
style.css

For more information, please visit the AGENT(tcd033) download site for purchasers.