Fixed multiple bugs

【Contents of fixes and function additions】
■Fixed a bug in the footer when viewing on a smartphone that sometimes displayed unnecessary information.
■Fixed a bug in the display of social buttons.
■SSL support for Google custom search widget.
■Fixed a minor error.

The following are the files that have been modified for this update.
【Corrected files】
admin/theme-options.php
functions/seo.php
widget/ad.php
widget/category_list.php
widget/google_search.php
widget/styled_post_list1.php
footer.php
header.php
style.css

For more information, please visit the LOTUS(tcd039) download site for purchasers.