<?php add_settings_section( 'custom_settings_section', __('Calendar settings', BDP_LV_PLUGIN_SLUG), 'kompass_prepare_form', BDP_LV_PLUGIN_SLUG . '-calendar-settings' ); $seo_settings_page = BDP_LV_PLUGIN_SLUG . '-calendar-settings'; add_settings_field( 'kompass_cal_1', __('Calendar URL', BDP_LV_PLUGIN_SLUG), 'kompass_print_textbox', $seo_settings_page, 'custom_settings_section', ['setting' => 'bdp_calendar_source_url', 'style' => 'width: 1024px']);