border-collapse

Specifies whether the table borders are collapsed into a single border.

4.6 or later

border-spacing

Specifies the distance between the cell borders if the borders are not collapsed.

4.6 or later

empty-cells

Specifies whether or not empty cells are displayed when the borders are not merged.

4.6 or later

table-layout

Specifies whether the column width is fixed or determined by the width of the content.

4.6 or later