private void jComboBox_FontActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jComboBox_FontActionPerformed
        switch (jComboBox_Font.getSelectedIndex()) {
            case 0:
                elementCss(ElementManager.Type.span, "font-family: Helvetica,Arial,sans-serif;");
                break;
            case 1:
                elementCss(ElementManager.Type.span, "font-family: Times New Roman,Times,serif;");
                break;
            case 2:
                elementCss(ElementManager.Type.span, "font-family: Courier New,Courier,monospace;");
                break;
        }
    }