react formio typescript icons issue

[Codefox11]

when I used formio datagrid component and reorder option set true, then it shouws drag/drop icon per line. in official site this drag/drop icon has the following html/css:

but In my project, it has the difference element like this:

as u can see above things, in official site, they used bi bi-list but in our app, it' changed to fa fa-bars.

other one:

in formio datagrid component, it has remove icon per line.
in official site, remove icon has the following element:

but in our app remove icon has difference element like this: