Flexbox css grow/shrink and webix width not working

Hi,
here is a snippet showing the problem: ‘topbar-account’ div going outside ( right) with webix component width:
https://snippet.webix.com/b0fmkwg5

if i set width in flex basis, i need to resize EACH component and it’s not working on smaller resizing:
https://snippet.webix.com/y1f0cesp

how to make in running ( react + webix + flexbox css)?

thanks