Windows C# Remove title bar to any application

WinStyler.cs

using System.Diagnostics;
using System.Runtime.InteropServices;
using static WinApi;

var process = Process.GetProcessesByName(args.FirstOrDefault()).FirstOrDefault();
if (process == null)
    return;

var style = GetWindowLong(process.MainWindowHandle, GWL_STYLE);
SetWindowLong(process.MainWindowHandle, GWL_STYLE, (uint)style & ~WS_CAPTION);

static class WinApi
{
    public static readonly int GWL_STYLE = -16;
    //Window Styles
    public const uint WS_BORDER =           0x00800000;
    public const uint WS_DLGFRAME =         0x00400000;
    public const uint WS_CAPTION =          WS_BORDER | WS_DLGFRAME;
    public const uint WS_THICKFRAME =       0x00040000;
    public const uint WS_MINIMIZE =         0x20000000;
    public const uint WS_MAXIMIZE =         0x01000000;
    public const uint WS_SYSMENU =          0x00080000;
    public const uint WS_EX_DLGMODALFRAME = 0x00000001;
    public const uint WS_EX_CLIENTEDGE =    0x00000200;
    public const uint WS_EX_STATICEDGE =    0x00020000;

    [DllImport("user32.dll")]
    public static extern int GetWindowLong(IntPtr hWnd, int nIndex);

    [DllImport("user32.dll")]
    public static extern int SetWindowLong(IntPtr hWnd, int nIndex, uint dwNewLong);
}