Example:
.pagetypebookingslist .bookingtable tr > *:nth-child(1) {display: none;}will hide the first column which is 'Number'. .pagetypebookingslist .bookingtable tr > *:nth-child(10) {display: none;} will hide the first tenth column which is 'NumberEmail'.
=== Hide cancelled bookings in the BOOKINGS Table ===