private void Style()
{
var style = new IntPtr((uint)WindowStyles.WS_VISIBLE | (uint)WindowStyles.WS_MAXIMIZE);
SetWindowLongPtr(ChildHandle, GWL_STYLE, style);
SetParent(ChildHandle, (int)Handle);
var exstyle = new IntPtr(WS_EX_LAYERED);
SetWindowLongPtr(ChildHandle, GWL_EXSTYLE, exstyle);
}