OptionalcellOptionalidUnique id of the layout.
OptionallayoutThe class name of the layout container.
OptionalrowThe class name applied to each row that is in that exact layout. Note that the layout container is also treated as a row thus this class is also being applied to the layout container.
OptionalrowsAn array of rows. Each row can contain an array of cells.
OptionalstyleCSS styles of the layout.
Each layout's options.