<!DOCTYPE html> <html> <head> <title>Reference for 315920-11 d, e</title> <style> optgroup {color:green} </style> </head> <body> <select size="2"> <optgroup id="ogone" label="There should be no red"> </optgroup> <optgroup id="ogtwo" label="There should be no red"> </optgroup> </select> </body> </html>