Как изменить цвет кнопки при нажатии и при наведении?

#include <windows.h>
#include <stdlib.h>
#include <string.h>
#include <tchar.h>
static TCHAR szWindowClass[] = _T("DesktopApp");
static TCHAR szTitle[] = _T("Windows Desktop Guided Tour Application");
HWND hWnd, My;
HINSTANCE hInst;
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
 
int WINAPI WinMain(
    _In_ HINSTANCE hInstance,
    _In_opt_ HINSTANCE hPrevInstance,
    _In_ LPSTR     lpCmdLine,
    _In_ int       nCmdShow
)
{
    WNDCLASSEX wcex;
    WNDCLASSEX wcex2;
    wcex.cbSize = sizeof(WNDCLASSEX);
    wcex.style = CS_HREDRAW | CS_VREDRAW;
    wcex.lpfnWndProc = WndProc;
    wcex.cbClsExtra = 0;
    wcex.cbWndExtra = 0;
    wcex.hInstance = hInstance;
    wcex.hIcon = LoadIcon(wcex.hInstance, IDI_APPLICATION);
    wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
    wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);
    wcex.lpszMenuName = NULL;
    wcex.lpszClassName = szWindowClass;
    wcex.hIconSm = LoadIcon(wcex.hInstance, IDI_APPLICATION);
 
    if (!RegisterClassEx(&wcex))
    {
        MessageBox(NULL,
            _T("Call to RegisterClassEx failed!"),
            _T("Windows Desktop Guided Tour"),
            NULL);
 
        return 1;
    }
 
    hInst = hInstance;
 
    HWND hWnd = CreateWindowEx(
        WS_EX_OVERLAPPEDWINDOW,
        szWindowClass,
        szTitle,
        WS_OVERLAPPEDWINDOW,
        CW_USEDEFAULT, CW_USEDEFAULT,
        500, 100,
        NULL,
        NULL,
        hInstance,
        NULL
    );
 
    if (!hWnd)
    {
        MessageBox(NULL,
            _T("Call to CreateWindow failed!"),
            _T("Windows Desktop Guided Tour"),
            NULL);
 
        return 1;
    }
 
    ShowWindow(hWnd,
        nCmdShow);
    UpdateWindow(hWnd);
 
    MSG msg;
    while (GetMessage(&msg, NULL, 0, 0))
    {
        TranslateMessage(&msg);
        DispatchMessage(&msg);
    }
 
    return (int)msg.wParam;
}
 
void MyButton(HWND& hwnd, HWND hParent)
{
    hwnd = CreateWindow(L"button", L"Click", WS_CHILD | WS_VISIBLE |  BS_OWNERDRAW,
        10,10,35,35, hParent, NULL, NULL, NULL);
 
}
 
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    COLORREF btncolor = RGB(16, 255, 200);
    COLORREF btncolor1 = RGB(233, 255, 11);
    switch (message)
    {
 
    case WM_CTLCOLORBTN:
    {
        SetBkMode((HDC)wParam, TRANSPARENT);
        return (LRESULT)CreateSolidBrush(btncolor);
    }
    case WM_CREATE:
        MyButton(hWnd,hWnd);
        break;
    case WM_DESTROY:
        PostQuitMessage(0);
        break;
    default:
        return DefWindowProc(hWnd, message, wParam, lParam);
        break;
    }
 
    return 0;
}