Examine source code of k_American Eagle Flag

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "k_American Eagle Flag",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(213, 215, 251, 0.33)",
      "toolbar_text": "rgb(246, 247, 249)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(146, 146, 151)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(242, 242, 249)",
      "tab_line": "rgb(242, 242, 249)",
      "popup": "rgb(192, 194, 215)",
      "popup_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(242, 242, 249)"
    }
  }
}