Fixing the smartphone menu and organizing the style and coding

【Contents of the fix】
■Fixed the problem that the menu hierarchy is not expanded on smartphones.
■Fixed a bug that the menu hierarchy did not expand on smartphones.
■Fixed the style.
■Adjusted the display of the infinite scroll on the archive page.

The following are the files that have been modified for this update.
【Fixed files】
amore.css
comment-style.css
content-single.php
footer.php
functions.php
functions/footer-logo.php
functions/header-logo.php
header.php
page-welcome.php
single.php
style.css

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