class flixel.addons.ui.ButtonLabelStyle
import flixel.addons.ui.FlxUIButton;
Available on all platforms
var align:String
var border:BorderDef
var color:Null<Int>
var font:FontDef
function new(?Font:FontDef = null, ?Align:String = null, ?Color:Int = null, ?Border:BorderDef = null):Void
function apply(f:FlxText):Void