Label doesn't seem to have a material theme font applied.

[Jhonfunk]

          @FilledButton {
                @ { Label::new("OK") }
            }

It seems that theLabelis just using the system default font, not the embedded Roboto font.

[M-Adoo]

The FillButton will utilize the font style specified for it. Additionally, we plan to remove the Label and refactor the widgets crate shortly.