src/hbcore/resources/themes/style/hbdefault/rules/widgets/hbtoolbarextension/hbtoolbarextension.css
HbToolBarExtension {
max-rows-portrait: 4;
max-rows-landscape: 3;
max-columns-portrait: 3;
max-columns-landscape: 4;
max-width:var(hb-param-screen-width);
max-height:var(hb-param-screen-height);
min-width:0un;
}
HbToolBarExtension::content {
left:-var(hb-param-margin-gene-popup-list);
right:var(hb-param-margin-gene-popup-list);
top:-var(hb-param-margin-gene-popup-list);
bottom:var(hb-param-margin-gene-popup-list);
}