I have tried telling each colum to occupy half a row (6 columns) in mobile mode as below AND just leaving allocated to 1/4 columns (3 columns) but the same screen is produced.
eg
and
and
I have tried telling each colum to occupy half a row (6 columns) in mobile mode as below AND just leaving allocated to 1/4 columns (3 columns) but the same screen is produced.
eg
and
and