10.5.15 @cellspacing Cell Spacing (NISO JATS table model)

Width of space between cells in a table. (This attribute is based on and intended to be converted easily to the XHMTL cellspacing attribute.)

In element <table>, this attribute may be used if the element is used.

Value	Meaning
Counting number	Thickness, measured in pixels, of the space between cells in a table.