{
  "layers": [
    {
      "name": "Scrolling background of LayoutView #document",
      "bounds": [800, 600],
      "contentsOpaque": true,
      "backgroundColor": "#FFFFFF"
    },
    {
      "name": "Scrolling background of LayoutView #document",
      "bounds": [508, 608],
      "contentsOpaque": true,
      "backgroundColor": "#C0C0C0",
      "transform": 2
    },
    {
      "name": "LayoutBlockFlow DIV id='iframe-content' class='box'",
      "bounds": [200, 200],
      "contentsOpaque": true,
      "backgroundColor": "#0000FF",
      "transform": 3
    },
    {
      "name": "HorizontalScrollbar",
      "position": [0, 135],
      "bounds": [285, 15],
      "contentsOpaque": true,
      "transform": 1
    },
    {
      "name": "VerticalScrollbar",
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      "bounds": [15, 135],
      "contentsOpaque": true,
      "transform": 1
    },
    {
      "name": "Scroll corner of LayoutView #document",
      "position": [285, 135],
      "bounds": [15, 15],
      "transform": 1
    },
    {
      "name": "LayoutBlockFlow (positioned) DIV class='overlay'",
      "position": [5, 5],
      "bounds": [50, 50],
      "backgroundColor": "#00000033"
    }
  ],
  "transforms": [
    {
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      "transform": [
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      "parent": 1,
      "transform": [
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      "transform": [
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}