Why do my forms look like 'Windows Classic'?

Question

Is there any free tool to style my C# Windows Forms, to make them look like Windows 7 Windows.

**EDIT**

In the designer mode, I have this :

Answer 1

You should enable visual styles

look Application.EnableVisualStyles Method

Call this method before creating any controls

[STAThread]
static void Main() 
{
    Application.EnableVisualStyles();
    Application.Run(new YourMainForm());
}