using System;
using System.Windows;
using System.Windows.Media;
class Program: Window
{
[STAThread]
static void Main(string[] args)
{
Application app = new Application();
app.Run(new Program());
}
public Program()
{
Width = 320;
Height = 260;
Title = "A Colorful WPF Window";
Background = new LinearGradientBrush(Colors.AliceBlue, Colors.Aquamarine,
new Point(0, 0), new Point(1, 1));
}
}