/* spec information about this property
name= border-bottom-color
css1= NA
css2= http://www.w3.org/TR/2008/REC-CSS2-20080411/box.html#propdef-border-bottom-color
css21= http://www.w3.org/TR/2011/REC-CSS2-20110607/box.html#propdef-border-bottom-color
css3= http://www.w3.org/TR/2012/WD-css3-background-20120214/#border-bottom-color
*/