grid-columns: 1
grid-gap: 28

vue: "What the container sees" {
  grid-columns: 1
  grid-gap: 0
  racine: "Its root /, the mount point\nupperdir + lowerdir seen together" { width: 510 }
}

disque: "Directories on the host" {
  grid-columns: 3
  grid-gap: 0
  lower: "lowerdir\nimage layers,\nread-only" { width: 170 }
  upper: "upperdir\nwrite layer,\nyour writes only" { width: 170; class: accent }
  work: "workdir\noverlay internal\nwork" { width: 170 }
}