A grid is a kind of table sheet that can be decided in percentages (5 to 100%)
Various Grid Layouts in the TB Editor
If selected, there won’t be extra margins between cells.
Use + and - buttons to add or remove Columns to the grid.
The size in percentage of the selected lines (From 5 to 100%)
The size in percentage of the selected lines (From 5 to 100%) , but only for large devices such as Tablets. If you want to keep the same size on small devices and tablets, just keep it to Auto.