https://www.allmobilematters.com/wp-admin/admin.php?page=birchschedule_settings&tab=custom_code#birs_css_bpscheduler_cancel_appointment
https://www.allmobilematters.com/wp-admin/admin.php?page=birchschedule_settings&tab=custom_code#birs_css_bpscheduler_cancel_appointment