To center that logo, you'll need to edit /includes/templates/clone/common/tpl_header.php, changing this block
<!--bof-branding display-->
<div id="logoWrapper">
<div id="logo" class="row align-items-center p-3">
<?php if (HEADER_SALES_TEXT != '') {
echo '<div class="col-sm-4">';
} else {
echo '<div class="col-sm-12">';
}
?>
<?php echo '<a href="' . HTTP_SERVER . DIR_WS_CATALOG . '">' . zen_image($template->get_template_dir(HEADER_LOGO_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . HEADER_LOGO_IMAGE, HEADER_ALT_TEXT, HEADER_LOGO_WIDTH, HEADER_LOGO_HEIGHT) . '</a><br>'; ?>
</div>
to read
<!--bof-branding display-->
<div id="logoWrapper">
<div id="logo" class="row align-items-center p-3">
<?php if (HEADER_SALES_TEXT != '') {
echo '<div class="[B]text-center w-100[/B]">';
} else {
echo '<div class="col-sm-12">';
}
?>
<?php echo '<a[B] class="d-block"[/B] href="' . HTTP_SERVER . DIR_WS_CATALOG . '">' . zen_image($template->get_template_dir(HEADER_LOGO_IMAGE, DIR_WS_TEMPLATE, $current_page_base,'images'). '/' . HEADER_LOGO_IMAGE, HEADER_ALT_TEXT, HEADER_LOGO_WIDTH, HEADER_LOGO_HEIGHT) . '</a><br>'; ?>
</div>
Be sure to make a backup copy prior to changes!