diff --git a/SpaceCadetPinball/SpaceCadetPinball.vcxproj b/SpaceCadetPinball/SpaceCadetPinball.vcxproj
index ebdf4b1..b48f2d0 100644
--- a/SpaceCadetPinball/SpaceCadetPinball.vcxproj
+++ b/SpaceCadetPinball/SpaceCadetPinball.vcxproj
@@ -43,14 +43,14 @@
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>true</UseDebugLibraries>
     <PlatformToolset>v141</PlatformToolset>
-    <CharacterSet>Unicode</CharacterSet>
+    <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <UseDebugLibraries>false</UseDebugLibraries>
     <PlatformToolset>v141</PlatformToolset>
     <WholeProgramOptimization>true</WholeProgramOptimization>
-    <CharacterSet>Unicode</CharacterSet>
+    <CharacterSet>NotSet</CharacterSet>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">
@@ -114,6 +114,7 @@
     <Link>
       <SubSystem>Console</SubSystem>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalDependencies>Comctl32.lib;Winmm.lib;Htmlhelp.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -153,6 +154,7 @@
       <EnableCOMDATFolding>true</EnableCOMDATFolding>
       <OptimizeReferences>true</OptimizeReferences>
       <GenerateDebugInformation>true</GenerateDebugInformation>
+      <AdditionalDependencies>Comctl32.lib;Winmm.lib;Htmlhelp.lib;%(AdditionalDependencies)</AdditionalDependencies>
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
diff --git a/SpaceCadetPinball/TLight.h b/SpaceCadetPinball/TLight.h
index a2010a7..d48d089 100644
--- a/SpaceCadetPinball/TLight.h
+++ b/SpaceCadetPinball/TLight.h
@@ -3,7 +3,7 @@
 
 struct gdrv_bitmap8;
 
-struct __declspec(align(4)) flasher_type
+struct flasher_type
 {
 	render_sprite_type_struct* Sprite;
 	gdrv_bitmap8* BmpArr[2];
@@ -15,7 +15,7 @@ struct __declspec(align(4)) flasher_type
 };
 
 
-struct __declspec(align(4)) TLight_player_backup
+struct TLight_player_backup
 {
 	int MessageField;
 	int BmpIndex1;
diff --git a/SpaceCadetPinball/WaveMix.cpp b/SpaceCadetPinball/WaveMix.cpp
index 552ce71..967584d 100644
--- a/SpaceCadetPinball/WaveMix.cpp
+++ b/SpaceCadetPinball/WaveMix.cpp
@@ -33,13 +33,13 @@ HANDLE WaveMix::ConfigureInit(MIXCONFIG* lpConfig)
 {
 	MIXCONFIG mixConfig{};
 
-	memset(&mixConfig, 0, 0x1Cu);
-	unsigned int copySize = 30;
+	memset(&mixConfig, 0, sizeof(MIXCONFIG));
+	unsigned int copySize = sizeof(MIXCONFIG);
 	mixConfig.RegistryKey = nullptr;
-	mixConfig.wSize = 30;
+	mixConfig.wSize = sizeof(MIXCONFIG);
 	if (lpConfig)
 	{
-		if (lpConfig->wSize < 30u)
+		if (lpConfig->wSize < sizeof(MIXCONFIG))
 			copySize = lpConfig->wSize;
 		memcpy(&mixConfig, lpConfig, copySize);
 	}
@@ -63,7 +63,7 @@ HANDLE WaveMix::ConfigureInit(MIXCONFIG* lpConfig)
 
 		if (GetPrivateProfileIntA("general", "ShowDevices", 0, FileName))
 			ShowWaveOutDevices();
-		auto globals = static_cast<GLOBALS*>(LocalAlloc(0x40u, 0x1C0u));
+		auto globals = static_cast<GLOBALS*>(LocalAlloc(0x40u, sizeof(GLOBALS)));
 		Globals = globals;
 		if (!globals)
 			return nullptr;
@@ -262,7 +262,7 @@ MIXWAVE* WaveMix::OpenWave(HANDLE hMixSession, LPCSTR szWaveFilename, HINSTANCE
 		return nullptr;
 	}
 
-	auto mixWave = static_cast<MIXWAVE*>(GlobalLock(GlobalAlloc(0x2040u, 0x42u)));
+	auto mixWave = static_cast<MIXWAVE*>(GlobalLock(GlobalAlloc(0x2040u, sizeof(MIXWAVE))));
 	if (!mixWave)
 	{
 		if (ShowDebugDialogs)
@@ -1180,7 +1180,7 @@ int WaveMix::Configure(GLOBALS* hMixSession, HWND hWndParent, MIXCONFIG* lpConfi
 
 	if (!mixConfig)
 	{
-		mixConfigLocal.wSize = 30;
+		mixConfigLocal.wSize = sizeof(MIXCONFIG);
 		mixConfigLocal.dwFlags = 1023;
 		GetConfig(static_cast<GLOBALS*>(hMixSession), &mixConfigLocal);
 		auto dialog = MakeSettingsDlgTemplate();
@@ -1821,7 +1821,7 @@ int WaveMix::Settings_OnInitDialog(HWND hWnd, int wParam, MIXCONFIG* lpMixconfig
 	GetWindowTextA(hWnd, String, 256);
 	wsprintfA(string_buffer, String, 2, 81);
 	SetWindowTextA(hWnd, string_buffer);
-	SetWindowLongA(hWnd, -21, (LONG)lpMixconfig);
+	SetWindowLongPtr(hWnd, -21, reinterpret_cast<LONG_PTR>(lpMixconfig));
 	SendMessageA(GetDlgItem(hWnd, 1000), 0xF1u, lpMixconfig->wChannels > 1u, 0);
 	SendMessageA(GetDlgItem(hWnd, 1001), 0xF1u, lpMixconfig->ResetMixDefaultFlag != 0, 0);
 	SendMessageA(GetDlgItem(hWnd, 1004), 0xF1u, lpMixconfig->GoodWavePos != 0, 0);
@@ -1880,7 +1880,7 @@ int WaveMix::Settings_OnInitDialog(HWND hWnd, int wParam, MIXCONFIG* lpMixconfig
 
 int WaveMix::Settings_OnCommand(HWND hWnd, int command, int lParam, int wParam)
 {
-	auto userData = (MIXCONFIG*)GetWindowLongA(hWnd, -21);
+	auto userData = reinterpret_cast<MIXCONFIG*>(GetWindowLongPtrA(hWnd, -21));
 	if (command == 1)
 	{
 		if (userData)
diff --git a/SpaceCadetPinball/fullscrn.cpp b/SpaceCadetPinball/fullscrn.cpp
index 7a858ce..d090d1e 100644
--- a/SpaceCadetPinball/fullscrn.cpp
+++ b/SpaceCadetPinball/fullscrn.cpp
@@ -109,7 +109,7 @@ int fullscrn::enableFullscreen()
 		if (trick)
 		{
 			GetWindowRect(GetDesktopWindow(), &Rect);
-			SetWindowPos(hWnd, (HWND)((int)HWND_MESSAGE | 0x2), 0, 0, Rect.right - Rect.left + 1,
+			SetWindowPos(hWnd, (HWND)-1, 0, 0, Rect.right - Rect.left + 1,
 			             Rect.bottom - Rect.top + 1, 8u);
 		}
 		SmthFullScrnFlag2 = 1;
@@ -126,7 +126,7 @@ int fullscrn::enableFullscreen()
 	}
 	GetWindowRect(GetDesktopWindow(), &Rect);
 	disableWindowFlagsDisDlg();
-	SetWindowPos(hWnd, (HWND)0xFFFFFFFE, 0, 0, Rect.right - Rect.left + 1, Rect.bottom - Rect.top + 1, 8u);
+	SetWindowPos(hWnd, (HWND)-1, 0, 0, Rect.right - Rect.left + 1, Rect.bottom - Rect.top + 1, 8u);
 	return 0;
 }
 
@@ -138,7 +138,7 @@ int fullscrn::disableFullscreen()
 		SmthFullScrnFlag2 = 1;
 		ChangeDisplaySettingsA(nullptr, 4u);
 		if (trick)
-			SetWindowPos(hWnd, (HWND)0xFFFFFFFE, 0, 0, 0, 0, 0x13u);
+			SetWindowPos(hWnd, (HWND)-1, 0, 0, 0, 0, 0x13u);
 	}
 	setWindowFlagsDisDlg();
 	SetWindowPos(
diff --git a/SpaceCadetPinball/gdrv.h b/SpaceCadetPinball/gdrv.h
index d1cd47f..edb4789 100644
--- a/SpaceCadetPinball/gdrv.h
+++ b/SpaceCadetPinball/gdrv.h
@@ -4,12 +4,10 @@ enum class BitmapType : char
 {
 	None = 0,
 	RawBitmap = 1,
-	DibBitmap=2,
+	DibBitmap = 2,
 };
 
-
-#pragma pack(push, 1)
-struct __declspec(align(1)) gdrv_bitmap8
+struct gdrv_bitmap8
 {
 	BITMAPINFO* Dib;
 	char* BmpBufPtr2;
@@ -22,8 +20,6 @@ struct __declspec(align(1)) gdrv_bitmap8
 	int XPosition;
 	int YPosition;
 };
-#pragma pack(pop)
-
 
 struct LOGPALETTEx256
 {
@@ -36,7 +32,6 @@ struct LOGPALETTEx256
 	}
 };
 
-static_assert(sizeof(gdrv_bitmap8) == 37, "Wrong size of gdrv_bitmap8");
 
 class gdrv
 {
diff --git a/SpaceCadetPinball/loader.h b/SpaceCadetPinball/loader.h
index 3c16893..294eb49 100644
--- a/SpaceCadetPinball/loader.h
+++ b/SpaceCadetPinball/loader.h
@@ -22,18 +22,18 @@ struct soundListStruct
 	char* PtrToSmth;
 };
 
-struct __declspec(align(4)) visualKickerStruct
+struct visualKickerStruct
 {
 	float Threshold;
 	float Boost;
 	float ThrowBallMult;
-	vector_type ThrowBallAcceleration;	
+	vector_type ThrowBallAcceleration;
 	float ThrowBallAngleMult;
 	int HardHitSoundId;
 };
 
 
-struct __declspec(align(4)) visualStruct
+struct visualStruct
 {
 	float Smoothness;
 	float Elasticity;
@@ -69,7 +69,7 @@ public:
 	static float play_sound(int soundIndex);
 	static datFileStruct* loader_table;
 private:
-	static errorMsg loader_errors[];	
+	static errorMsg loader_errors[];
 	static datFileStruct* sound_record_table;
 	static int sound_count;
 	static int loader_sound_count;
diff --git a/SpaceCadetPinball/maths.h b/SpaceCadetPinball/maths.h
index fa9f81f..a975463 100644
--- a/SpaceCadetPinball/maths.h
+++ b/SpaceCadetPinball/maths.h
@@ -10,7 +10,7 @@ struct vector_type
 };
 
 
-struct __declspec(align(4)) rectangle_type
+struct rectangle_type
 {
 	int XPosition;
 	int YPosition;
@@ -24,7 +24,7 @@ struct circle_type
 	float RadiusSq;
 };
 
-struct __declspec(align(4)) ray_type
+struct ray_type
 {
 	vector_type Origin;
 	vector_type Direction;
@@ -35,7 +35,7 @@ struct __declspec(align(4)) ray_type
 	int FieldFlag;
 };
 
-struct __declspec(align(4)) line_type
+struct line_type
 {
 	vector_type PerpendicularL;
 	vector_type Direction;
@@ -59,7 +59,7 @@ struct wall_point_type
 	float Y1;
 };
 
-struct __declspec(align(4)) ramp_plane_type
+struct ramp_plane_type
 {
 	vector_type BallCollisionOffset;
 	vector_type2 V1;
@@ -84,7 +84,8 @@ public:
 	static void cross(vector_type* vec1, vector_type* vec2, vector_type* dstVec);
 	static float magnitude(vector_type* vec);
 	static void vector_add(vector_type* vec1Dst, vector_type* vec2);
-	static float basic_collision(TBall* ball, vector_type* nextPosition, vector_type* direction, float elasticity, float smoothness,
+	static float basic_collision(TBall* ball, vector_type* nextPosition, vector_type* direction, float elasticity,
+	                             float smoothness,
 	                             float threshold, float boost);
 	static float Distance_Squared(vector_type vec1, vector_type vec2);
 	static float DotProduct(vector_type* vec1, vector_type* vec2);
diff --git a/SpaceCadetPinball/objlist_class.h b/SpaceCadetPinball/objlist_class.h
index 53b07d2..dd2687c 100644
--- a/SpaceCadetPinball/objlist_class.h
+++ b/SpaceCadetPinball/objlist_class.h
@@ -6,7 +6,6 @@ struct  objlist_struct1
 	int Count;
 	void* Array[1];
 };
-static_assert(sizeof(objlist_struct1) == 12, "Wrong size of objlist_struct1");
 
 class objlist_class
 {
diff --git a/SpaceCadetPinball/options.h b/SpaceCadetPinball/options.h
index b210c38..76a12f5 100644
--- a/SpaceCadetPinball/options.h
+++ b/SpaceCadetPinball/options.h
@@ -1,7 +1,7 @@
 #pragma once
 #include "pinball.h"
 
-struct __declspec(align(4)) optionsStruct
+struct optionsStruct
 {
 	int Sounds;
 	int Music;
diff --git a/SpaceCadetPinball/partman.cpp b/SpaceCadetPinball/partman.cpp
index 884a22d..ec4f567 100644
--- a/SpaceCadetPinball/partman.cpp
+++ b/SpaceCadetPinball/partman.cpp
@@ -2,8 +2,9 @@
 #include "partman.h"
 #include "gdrv.h"
 #include "memory.h"
+#include "zdrv.h"
 
-short partman::_field_size[] = 
+short partman::_field_size[] =
 {
 	2, -1, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0
 };
@@ -14,6 +15,7 @@ datFileStruct* partman::load_records(LPCSTR lpFileName)
 	_OFSTRUCT ReOpenBuff{};
 	datFileHeader header{};
 	dat8BitBmpHeader bmpHeader{};
+	dat16BitBmpHeader zMapHeader{};
 
 	const HFILE fileHandle = OpenFile(lpFileName, &ReOpenBuff, 0);
 	if (fileHandle == -1)
@@ -90,11 +92,11 @@ datFileStruct* partman::load_records(LPCSTR lpFileName)
 		{
 			auto entryType = static_cast<datFieldTypes>(_lread_char(fileHandle));
 			entryData->EntryType = entryType;
+
 			int fieldSize = _field_size[static_cast<int>(entryType)];
 			if (fieldSize < 0)
-			{
 				fieldSize = _lread_long(fileHandle);
-			}
+
 			if (entryType == datFieldTypes::Bitmap8bit)
 			{
 				_hread(fileHandle, &bmpHeader, sizeof(dat8BitBmpHeader));
@@ -117,6 +119,18 @@ datFileStruct* partman::load_records(LPCSTR lpFileName)
 				bmp->XPosition = bmpHeader.XPosition;
 				bmp->YPosition = bmpHeader.YPosition;
 			}
+			else if (entryType == datFieldTypes::Bitmap16bit)
+			{
+				_hread(fileHandle, &zMapHeader, sizeof(dat16BitBmpHeader));
+				int length = fieldSize - sizeof(dat16BitBmpHeader);
+				
+				auto zmap = reinterpret_cast<zmap_header_type*>(memory::allocate(sizeof(zmap_header_type) + length));
+				zmap->Width = zMapHeader.Width;
+				zmap->Height = zMapHeader.Height;
+				zmap->Stride = zMapHeader.Stride;
+				_hread(fileHandle, zmap->ZBuffer, length);
+				entryData->Buffer = reinterpret_cast<char*>(zmap);
+			}
 			else
 			{
 				char* entryBuffer = static_cast<char*>(memory::allocate(fieldSize));
diff --git a/SpaceCadetPinball/partman.h b/SpaceCadetPinball/partman.h
index 3d3e01d..006e6b8 100644
--- a/SpaceCadetPinball/partman.h
+++ b/SpaceCadetPinball/partman.h
@@ -89,6 +89,22 @@ struct dat8BitBmpHeader
 static_assert(sizeof(dat8BitBmpHeader) == 14, "Wrong size of dat8BitBmpHeader");
 
 
+
+#pragma pack(push, 1)
+struct __declspec(align(1)) dat16BitBmpHeader
+{
+	__int16 Width;
+	__int16 Height;
+	__int16 Stride;
+	int Unknown0;
+	__int16 Unknown1_0;
+	__int16 Unknown1_1;
+};
+
+#pragma pack(pop)
+
+static_assert(sizeof(dat16BitBmpHeader) == 14, "Wrong size of zmap_header_type");
+
 class partman
 {
 public:
diff --git a/SpaceCadetPinball/pinball.cpp b/SpaceCadetPinball/pinball.cpp
index 3fc4855..57c9d4c 100644
--- a/SpaceCadetPinball/pinball.cpp
+++ b/SpaceCadetPinball/pinball.cpp
@@ -37,7 +37,7 @@ int pinball::get_rc_int(int uID, int* dst)
 void pinball::FindShiftKeys()
 {
 	signed int i;
-	int rightShift;   
+	int rightShift;
 	CHAR stringBuf[20];
 
 	RightShift = -1;
@@ -80,26 +80,32 @@ void pinball::FindShiftKeys()
 }
 
 
-HANDLE pinball::adjust_priority(int priority)
+void pinball::adjust_priority(int priority)
 {
-	HANDLE result = GetCurrentThread();
+	auto thread = GetCurrentThread();
 	switch (priority)
 	{
 	case -2:
-		return (HANDLE)SetThreadPriority(result, -2);
+		SetThreadPriority(thread, -2);
+		break;
 	case -1:
-		return (HANDLE)SetThreadPriority(result, -1);
+		SetThreadPriority(thread, -1);
+		break;
 	case 0:
-		return (HANDLE)SetThreadPriority(result, 0);
+		SetThreadPriority(thread, 0);
+		break;
 	case 1:
-		return (HANDLE)SetThreadPriority(result, 1);
+		SetThreadPriority(thread, 1);
+		break;
 	case 2:
-		return (HANDLE)SetThreadPriority(result, 2);
+		SetThreadPriority(thread, 2);
+		break;
 	case 3:
-		result = (HANDLE)SetThreadPriority(result, 15);
+		SetThreadPriority(thread, 15);
+		break;
+	default:
 		break;
 	}
-	return result;
 }
 
 int pinball::make_path_name(LPSTR lpFilename, LPCSTR lpString2, int nSize)
diff --git a/SpaceCadetPinball/pinball.h b/SpaceCadetPinball/pinball.h
index e6dfb96..2e15ce8 100644
--- a/SpaceCadetPinball/pinball.h
+++ b/SpaceCadetPinball/pinball.h
@@ -20,7 +20,7 @@ public:
 	static char* get_rc_string(int uID, int a2);
 	static int get_rc_int(int uID, int* dst);
 	static void FindShiftKeys();
-	static HANDLE adjust_priority(int priority);
+	static void adjust_priority(int priority);
 	static int make_path_name(LPSTR lpFilename, LPCSTR lpString2, int nSize = 0x12Cu);
 private:
 	static char getRcBuffer[256 * 6];
diff --git a/SpaceCadetPinball/render.cpp b/SpaceCadetPinball/render.cpp
index 70bdbfa..b118f4d 100644
--- a/SpaceCadetPinball/render.cpp
+++ b/SpaceCadetPinball/render.cpp
@@ -18,9 +18,9 @@ void render::init(gdrv_bitmap8* bmp, float zMin, float zScaler, int width, int h
 	zscaler = zScaler;
 	zmin = zMin;
 	zmax = 4294967300.0f / zScaler + zMin;
-	sprite_list = (render_sprite_type_struct**)memory::allocate(0xFA0u);
-	dirty_list = (render_sprite_type_struct**)memory::allocate(0xFA0u);
-	ball_list = (render_sprite_type_struct**)memory::allocate(0x50u);
+	sprite_list = reinterpret_cast<render_sprite_type_struct**>(memory::allocate(1000 * sizeof(void*)));
+	dirty_list = reinterpret_cast<render_sprite_type_struct**>(memory::allocate(1000 * sizeof(void*)));
+	ball_list = reinterpret_cast<render_sprite_type_struct**>(memory::allocate(20 * sizeof(void*)));
 	gdrv::create_bitmap(&vscreen, width, height);
 	zdrv::create_zmap(&zscreen, width, height);
 	zdrv::fill(&zscreen, zscreen.Width, zscreen.Height, 0, 0, 0xFFFF);
@@ -542,7 +542,7 @@ void render::build_occlude_list()
 		if (!curSprite->UnknownFlag && curSprite->BoundingRect.Width != -1)
 		{
 			if (!spriteArr)
-				spriteArr = reinterpret_cast<render_sprite_type_struct**>(memory::allocate(0xFA0u));
+				spriteArr = reinterpret_cast<render_sprite_type_struct**>(memory::allocate(1000 * sizeof(void*)));
 			int occludeCount = 0;
 			auto spritePtr2 = sprite_list;
 			for (int i = 0; i < many_sprites; ++i, ++spritePtr2)
@@ -561,7 +561,7 @@ void render::build_occlude_list()
 			if (occludeCount)
 			{
 				curSprite->SpriteArray = reinterpret_cast<render_sprite_type_struct**>(memory::realloc(
-					spriteArr, 4 * occludeCount));
+					spriteArr, sizeof(void*) * occludeCount));
 				curSprite->SpriteCount = occludeCount;
 				spriteArr = nullptr;
 			}
diff --git a/SpaceCadetPinball/render.h b/SpaceCadetPinball/render.h
index b6427c3..22115eb 100644
--- a/SpaceCadetPinball/render.h
+++ b/SpaceCadetPinball/render.h
@@ -10,7 +10,7 @@ enum class VisualType : char
 	Ball = 2
 };
 
-struct __declspec(align(4)) render_sprite_type_struct
+struct render_sprite_type_struct
 {
 	rectangle_type BmpRect;
 	gdrv_bitmap8* Bmp;
@@ -28,8 +28,6 @@ struct __declspec(align(4)) render_sprite_type_struct
 };
 
 
-static_assert(sizeof(render_sprite_type_struct) == 0x5c, "Wrong size render_sprite_type_struct");
-
 class render
 {
 public:
diff --git a/SpaceCadetPinball/splash.cpp b/SpaceCadetPinball/splash.cpp
index 632cc55..97ad0d1 100644
--- a/SpaceCadetPinball/splash.cpp
+++ b/SpaceCadetPinball/splash.cpp
@@ -12,7 +12,7 @@ splash_struct* splash::splash_screen(HINSTANCE hInstance, LPCSTR bmpName1, LPCST
 	WNDCLASSA WndClass{};
 	tagRECT Rect{};
 
-	auto splashStruct = reinterpret_cast<splash_struct*>(memory::allocate(0x1B0u));
+	auto splashStruct = reinterpret_cast<splash_struct*>(memory::allocate(sizeof(splash_struct)));
 	if (!splashStruct)
 		return nullptr;
 
@@ -43,7 +43,7 @@ splash_struct* splash::splash_screen(HINSTANCE hInstance, LPCSTR bmpName1, LPCST
 		return nullptr;
 	}
 
-	SetWindowLongA(windowHandle, 0, reinterpret_cast<LONG>(splashStruct));
+	SetWindowLongPtrA(windowHandle, -21, reinterpret_cast<LONG_PTR>(splashStruct));
 	GetWindowRect(GetDesktopWindow(), &Rect);
 	splash_bitmap_setup(splashStruct);
 	//MoveWindow(splashStruct->WindowHandle, 0, 0, Rect.right - Rect.left, Rect.bottom - Rect.top, 0);
@@ -62,7 +62,7 @@ splash_struct* splash::splash_screen(HINSTANCE hInstance, LPCSTR bmpName1, LPCST
 void splash::splash_bitmap_setup(splash_struct* splashStruct)
 {
 	HBITMAP bmpHandle2;
-	BITMAP bmp;
+	BITMAP bmp{};
 
 	HBITMAP bmpHandle1 = nullptr;
 	HDC desktopDC = GetDC(GetDesktopWindow());
@@ -92,7 +92,7 @@ void splash::splash_bitmap_setup(splash_struct* splashStruct)
 				{
 					SelectObject(splashStruct->DrawingContext, bmpHandle2);
 					DeleteObject(bmpHandle1);
-					GetObjectA(splashStruct->Bitmap, 24, &bmp);
+					GetObjectA(splashStruct->Bitmap, sizeof(BITMAP), &bmp);
 					splashStruct->Width = bmp.bmWidth;
 					splashStruct->Height = bmp.bmHeight;
 					return;
@@ -224,8 +224,8 @@ void splash::splash_paint(splash_struct* splashStruct, HDC dc)
 		       splashStruct->Height, splashStruct->DrawingContext, 0, 0, SRCCOPY);*/
 
 		/*Mod - less intrusive splash*/
-		BitBlt(dc, 0, 0, splashStruct->Width, splashStruct->Height, 
-			splashStruct->DrawingContext, 0, 0, SRCCOPY);
+		BitBlt(dc, 0, 0, splashStruct->Width, splashStruct->Height,
+		       splashStruct->DrawingContext, 0, 0, SRCCOPY);
 	}
 }
 
@@ -274,7 +274,7 @@ LRESULT splash::splash_message_handler(HWND hWnd, UINT Msg, WPARAM wParam, LPARA
 	{
 	case WM_PAINT:
 		{
-			auto splashStruct = reinterpret_cast<splash_struct*>(GetWindowLongA(hWnd, 0));
+			auto splashStruct = reinterpret_cast<splash_struct*>(GetWindowLongPtrA(hWnd, -21));
 			BeginPaint(hWnd, &Paint);
 			EndPaint(hWnd, &Paint);
 			auto dc = GetDC(hWnd);
diff --git a/SpaceCadetPinball/timer.h b/SpaceCadetPinball/timer.h
index d06b34b..2d073d6 100644
--- a/SpaceCadetPinball/timer.h
+++ b/SpaceCadetPinball/timer.h
@@ -1,6 +1,6 @@
 #pragma once
 
-struct __declspec(align(4)) timer_struct
+struct timer_struct
 {
 	int TargetTime;
 	void* Caller;
diff --git a/SpaceCadetPinball/winmain.cpp b/SpaceCadetPinball/winmain.cpp
index e63efff..1ef2d84 100644
--- a/SpaceCadetPinball/winmain.cpp
+++ b/SpaceCadetPinball/winmain.cpp
@@ -313,7 +313,7 @@ LRESULT CALLBACK winmain::message_handler(HWND hWnd, UINT Msg, WPARAM wParam, LP
 		SetForegroundWindow(hWnd);
 		return 0;
 	}
-	
+
 	if (Msg <= WM_ACTIVATEAPP)
 	{
 		switch (Msg)
@@ -532,20 +532,15 @@ LRESULT CALLBACK winmain::message_handler(HWND hWnd, UINT Msg, WPARAM wParam, LP
 				{
 					char cmdLine[0x1F4u];
 					options::get_string(nullptr, "Shell Exe", tmpBuf, pinball::WindowName, 500);
+					auto iHwnd = reinterpret_cast<size_t>(hwnd_frame);
 					sprintf_s(
 						cmdLine,
 						"%s %s%lX  %s%lX",
 						tmpBuf,
 						"select=",
-						(int)hwnd_frame,
+						iHwnd,
 						"confirm=",
-						(int)hwnd_frame
-						* (int)hwnd_frame
-						* (int)hwnd_frame
-						* (int)hwnd_frame
-						* (int)hwnd_frame
-						* (int)hwnd_frame
-						* (int)hwnd_frame);
+						iHwnd * iHwnd * iHwnd * iHwnd * iHwnd * iHwnd * iHwnd);
 					if (static_cast<int>(WinExec(cmdLine, 5u)) < 32)
 					{
 						auto caption = pinball::get_rc_string(170, 0);
diff --git a/SpaceCadetPinball/zdrv.h b/SpaceCadetPinball/zdrv.h
index 744b4eb..579e296 100644
--- a/SpaceCadetPinball/zdrv.h
+++ b/SpaceCadetPinball/zdrv.h
@@ -1,8 +1,7 @@
 #pragma once
 #include "gdrv.h"
 
-#pragma pack(push, 1)
-struct __declspec(align(1)) zmap_header_type
+struct zmap_header_type
 {
 	__int16 Width;
 	__int16 Height;
@@ -12,10 +11,6 @@ struct __declspec(align(1)) zmap_header_type
 	unsigned __int16 ZBuffer[1];
 };
 
-#pragma pack(pop)
-
-static_assert(sizeof(zmap_header_type) == 16, "Wrong size of zmap_header_type");
-
 class zdrv
 {
 public: