ACORN 1.0 IWML 1.0
Page
  Cells[]
    SimpleStack[]
      Header Horizontal
      Form[]
        Text
          Cell.Title: ID:
          Text: 1
        ]
        Edit
          Cell.Title: Name:
          Text: John
        ]
        Checkbox
          Cell.Title: Is Active:
        ]
      ]

      gap;

      Header Vertical
      Form
        Layout: Vertical
        Cells[]
          Text
            Cell.Title: [b]ID
            Text: 1
          ]
          Edit
            Cell.Title: [b]Name
            Text: John
          ]
          Checkbox
            Cell.Title: [b]Is Active
          ]
        ]
      ]
    ]
  ]
]