#define ASPECT_FILL(_ASPECT) \
   aspect: _ASPECT _ASPECT; aspect_preference: NONE;
#define TILED_PATTERN(_WIDTH, _HEIGHT) \
   fill { size { relative: 0.0 0.0; offset: _WIDTH _HEIGHT; } }
#define TILED_HORIZ(_WIDTH) \
   fill { size { relative: 0.0 1.0; offset: _WIDTH 0; } }
#define FIXED_SIZE(_WIDTH, _HEIGHT) \
   min: _WIDTH _HEIGHT; max: _WIDTH _HEIGHT; fixed: 1 1;

#define DARK_GREY_BG_COLOR 48 48 48 255
#define DARK_GREY_BG_DISABLED_COLOR 64 64 64 255