Like border-style, but for the right border only.
default
border-right-style: none;
Removes the right border.
border-right-style: dotted;
Turns the right border into a sequence of dots.
border-right-style: dashed;
Turns the right border into a sequence of dashes.
border-right-style: solid;
Turns the right border into a solid line.
border-right-style: double;
Splits the right border into two lines.
border-right-style: groove;
Sets an inset style to the right border.