diff --git a/src/studio.c b/src/studio.c
index f76ac42..90ab75a 100644
--- a/src/studio.c
+++ b/src/studio.c
@@ -1430,29 +1430,47 @@ static void blit(u32* out)
 		break;
 	}
 
+	if(scanline)
+	{
+		scanline(tic, 0);
+		pal = paletteBlit();
+	}
+
+	enum {Top = (TIC80_FULLHEIGHT-TIC80_HEIGHT)/2, Bottom = Top};
+	enum {Left = (TIC80_FULLWIDTH-TIC80_WIDTH)/2, Right = Left};
+
+	SDL_memset4(&out[0 * TEXTURE_SIZE], pal[tic->ram.vram.vars.border], TEXTURE_SIZE*Top);
+
 	for(s32 r = 0; r < TIC80_HEIGHT; r++)
 	{
-		if(scanline)
+		SDL_memset4(&out[(r+Top) * TEXTURE_SIZE], pal[tic->ram.vram.vars.border], Left);
+		SDL_memset4(&out[(r+Top) * TEXTURE_SIZE + Left], pal[tic->ram.vram.vars.bg], TIC80_WIDTH);
+
 		{
-			scanline(tic, r);
+			s32 y = r + tic->ram.vram.vars.offset.y;
+
+			if(y < 0 || y >= TIC80_HEIGHT) continue;
+			
+			for(s32 c = 0; c < TIC80_WIDTH; c++)
+			{
+				s32 x = c + tic->ram.vram.vars.offset.x;
+
+				if(x < 0 || x >= TIC80_WIDTH) continue;
+
+				out[(c + Left) + (r+Top) * TEXTURE_SIZE] = pal[tic_tool_peek4(tic->ram.vram.screen.data, x + y * TIC80_WIDTH)];
+			}			
+		}
+
+		SDL_memset4(&out[(r+Top) * TEXTURE_SIZE + (TIC80_FULLWIDTH-Right)], pal[tic->ram.vram.vars.border], Right);
+
+		if(scanline && (r < TIC80_HEIGHT-1))
+		{
+			scanline(tic, r+1);
 			pal = paletteBlit();
 		}
-
-		SDL_memset4(&out[r * TEXTURE_SIZE], pal[tic->ram.vram.vars.bg], TEXTURE_SIZE);
-
-		s32 y = r + tic->ram.vram.vars.offset.y;
-
-		if(y < 0 || y >= TIC80_HEIGHT) continue;
-		
-		for(s32 c = 0; c < TIC80_WIDTH; c++)
-		{
-			s32 x = c + tic->ram.vram.vars.offset.x;
-
-			if(x < 0 || x >= TIC80_WIDTH) continue;
-
-			out[c + r * TEXTURE_SIZE] = pal[tic_tool_peek4(tic->ram.vram.screen.data, x + y * TIC80_WIDTH)];
-		}
 	}
+
+	SDL_memset4(&out[(TIC80_FULLHEIGHT-Bottom) * TEXTURE_SIZE], pal[tic->ram.vram.vars.border], TEXTURE_SIZE*Bottom);
 }
 
 static void screen2buffer(u32* buffer, const u8* pixels, s32 pitch)