Right alignment of field (with data type varchar2) in OAF

//In Controller

public void processRequest(OAPageContext pageContext, OAWebBean webBean)
 {
        super.processRequest(pageContext, webBean);
          CSSStyle csNum = new CSSStyle();
           csNum.setProperty("display", "block");
           csNum.setProperty("width", "75px");
           csNum.setProperty("text-align", "right");
         OAMessageStyledTextBean omstb1 =
            (OAMessageStyledTextBean)webBean.findChildRecursive("Segment1");
           omstb1.setInlineStyle(csNum);
}