diff --git a/include/configs.h b/include/configs.h
index 9f9f12f..4ddf249 100644
--- a/include/configs.h
+++ b/include/configs.h
@@ -4,9 +4,6 @@
 // 1. Mapping
 // You can replace pictures used in GUI
 
-// 640*480 png
-#define BG_PATH "vbg.png"
-
 // png
 #define VBTN_ON_PATH "vbtn_on.png"
 #define VBTN_OFF_PATH "vbtn_off.png"
@@ -15,11 +12,6 @@
 #define VSW_ON_PATH "vsw_on.png"
 #define VSW_OFF_PATH "vsw_off.png"
 
-// png
-#define SEG_BKGND_ENA
-#define SEG_BKGND_CUSTOM
-#define VSEGLED_BG_PATH "vsegled_bg.png"
-
 // 2. Hardware options
 
 #define VGA_ENA
diff --git a/resources/pic/vbg.png b/resources/pic/vbg.png
deleted file mode 100644
index afeafa6..0000000
Binary files a/resources/pic/vbg.png and /dev/null differ
diff --git a/resources/pic/vsegled_bg.png b/resources/pic/vsegled_bg.png
deleted file mode 100644
index f898234..0000000
Binary files a/resources/pic/vsegled_bg.png and /dev/null differ
diff --git a/src/segs7.cpp b/src/segs7.cpp
index 773023a..1905160 100644
--- a/src/segs7.cpp
+++ b/src/segs7.cpp
@@ -82,16 +82,10 @@ static void init_render_local(SDL_Renderer *renderer) {
   tsegled_dot_on  = new_texture(renderer, SEG_DOT_WIDTH, SEG_DOT_HEIGHT, 0xff, 0x00, 0x00);
   tsegled_dot_off = new_texture(renderer, SEG_DOT_WIDTH, SEG_DOT_HEIGHT, 0x2b, 0x2b, 0x2b);
 
-#ifdef SEG_BKGND_ENA
-  SDL_Texture *tseg7_background;
-#if 0 //def SEG_BKGND_CUSTOM
-  tseg7_background = load_pic_texture(renderer, VSEGLED_BG_PATH);
-#else
-  tseg7_background = new_texture(renderer, SEG_TOT_WIDTH, SEG_TOT_HEIGHT, 0x00, 0x00, 0x00);
-#endif
+  SDL_SetRenderDrawColor(renderer, 0, 0, 0, 0);
   SDL_Rect rect_seg7 = {SEG_X, SEG_Y, SEG_TOT_WIDTH, SEG_TOT_HEIGHT};
-  SDL_RenderCopy(renderer, tseg7_background, NULL, &rect_seg7);
-#endif
+  SDL_RenderFillRect(renderer, &rect_seg7);
+  SDL_SetRenderDrawColor(renderer, 0xff, 0xff, 0xff, 0);
 
   // draw surrounding lines
   const int gap = 14;