with `borderWidth += box 0 px 0 px 1 px 0 px ` it looks like kotlinlang #tornadofx

with `borderWidth += box(0.px, 0.px, 1.px, 0.px)` ...

Shan

02/05/2019, 5:24 PM

with

borderWidth += box(0.px, 0.px, 1.px, 0.px)

it looks like this- is this the effect you are going for?