platform "gui"
    requires {} { render : Elem }
    exposes []
    packages {}
    imports []
    provides [renderForHost]

Rgba : { r : F32, g : F32, b : F32, a : F32 }

ButtonStyles : { bgColor : Rgba, borderColor : Rgba, borderWidth : F32, textColor : Rgba }

Elem : [Button Elem ButtonStyles, Col (List Elem), Row (List Elem), Text Str]

renderForHost : Elem
renderForHost = render