#define demo_width 16
#define demo_height 16
static char demo_bits[] = {
  0x00, 0x00, 0x55, 0x5d, 0x28, 0x4c, 0xf2, 0x1a, 0xcc, 0x7f, 0xfd, 0xdc, 
  0x67, 0xeb, 0xbb, 0xff, 0xfa, 0x6e, 0x56, 0xa5, 0xd5, 0x71, 0xda, 0xac, 
  0x2d, 0x59, 0x75, 0xb5, 0xed, 0x72, 0x96, 0xc5, };
