Oxygen XML Author plugin 13.2.0

lengthThe value must be interpreted as an integer.Author Developer Guide | 238percentageemexpxmmcminptpcThe value must be interpreted relative to another value (length, size) expressedin percents.The value must be interpreted as a size. 1 em is equal to the font-size of therelevant font.The value must be interpreted as a size. 1 ex is equal to the height of the xcharacter of the relevant font.The value must be interpreted as a size expressed in pixels relative to theviewing device.The value must be interpreted as a size expressed in millimeters.The value must be interpreted as a size expressed in centimeters.The value must be interpreted as a size expressed in inches. 1 inch is equal to2.54 centimeters.The value must be interpreted as a size expressed in points. The points usedby CSS2 are equal to 1/72th of an inch.The value must be interpreted as a size expressed in picas. 1 pica is equal to12 points.default_valueThis argument specifies a value that is used by default if the attribute value is missing. Thisargument is optional.Usage samples for the attr() functionConsider the following XML instance:Blue paragraph.Red paragraph.Red paragraph with largefont.Green paragraph with small font and margin.The para elements have bg_color attributes with RGB color values like #AAAAFF. You can usethe attr() function to change the elements appearance in the editor based on the value of thisattribute:background-color:attr(bg_color, color);The attribute font_size represents the font size in em units. You can use this value to change thestyle of the element:font-size:attr(font_size, em);The complete CSS rule is:para{display:block;