  height: 100%;
      background: linear-gradient(-90deg, rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(-90deg, rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(transparent 3px, var(--black) 3px, var(--black) calc(var(--one-cell) - 2px), transparent calc(var(--one-cell) - 2px)), linear-gradient(-90deg, var(--white) 1px, transparent 1px), linear-gradient(-90deg,