css
adds style classes for the component
css?: string;
Example
var popup = new dhx.Popup({
css:"my_first_class my_second_class"
});
popup.show();
Related sample: Popup. Custom Css
Note, that the DHTMLX library provides a set of own CSS classes that you can also apply to change the appearance of Popup.
var popup = new dhx.Popup({
css: "dhx_widget--bg_white"
});