/* spec information about this property
name= word-spacing
css1= http://www.w3.org/TR/2008/REC-CSS1-20080411/#word-spacing
css2= http://www.w3.org/TR/2008/REC-CSS2-20080411/text.html#propdef-word-spacing
css21= http://www.w3.org/TR/2011/REC-CSS2-20110607/text.html#propdef-word-spacing
css3= http://www.w3.org/TR/2012/WD-css3-text-20120814/#word-spacing0
*/