Layout
Option	Type	Values	Description
width	string	custom text	Width. A CSS value like "50%" or "200px".
max_width_css	string	custom text	Max width. A CSS value like "80%" or "200px".
Misc
Option	Type	Values	Description
item_tpl	string	custom text	Name of the template to use for rendering the single items.
cols_xs	int	1 between 99	Number of columns on extra small devices (Phones, <768px)
cols_sm	int	1 between 99	Number of columns on small devices (Tablets, ≥768px)
cols_md	int	1 between 99	Number of columns on medium devices (Desktops, ≥992px)
cols_lg	int	1 between 99	Number of columns on large devices (Desktops, ≥1200px)
gap_xs	int	0 between 999	Columns gap in pixels on extra small devices (Phones, <768px)
gap_sm	int	0 between 999	Columns gap in pixels on small devices (Tablets, ≥768px)
gap_md	int	0 between 999	Columns gap in pixels on medium devices (Desktops, ≥992px)
gap_lg	int	0 between 999	Columns gap in pixels on large devices (Desktops, ≥1200px)
structured_data	string	"none" (None) "json_ld" (JSON-LD format)	Structured Data. Include structured data at the end of the template
custom_css	string	"none" (None) "json_ld" (JSON-LD format)	Custom CSS. Custom CSS that is applied to all occurrences of this template on a page and is only included once in the source code.