Multiple bug fixes

【Details of fixes】
■【Mac】Fixed a bug that the thickness of Japanese and European characters may be displayed differently when using some fonts.
■Social Button Type 5 (Official Button) “Facebook Like Button” specification change.
■Fixed a bug that prevented the “Export Member Information” function from working properly.

The following are the files that have been fixed in this update.

【Modified file】
admin/css/editor-style.css
admin/js/my_script.js
functions/head.php
pagebuilder/assets/css/pagebuilder.css
style.css
template-parts/sns-btn-btm.php
template-parts/sns-btn-top.php