Fixed multiple bugs

【Contents of the fix】
■Fixed a bug that caused unnecessary characters to be added to the title tag of the top page.
■Fixed a bug that the hamburger menu is not displayed when the window size is reduced on a PC.

The following are the files that have been modified for this update.
【Corrected files】
functions/seo.php
header.php
amore.css
style.css

For more information, please visit the AMORE (tcd028) download site for purchasers.