src/hbcore/resources/themes/style/hbdefault/rules/widgets/hbmessageboxwidget/hbmessageboxwidget.css
HbMessageBoxWidget::text {
font-variant:primary;
text-height:var(hb-param-text-height-primary);
text-align: left;
right : var(hb-param-margin-gene-popup);
}