Examine source code of Starstorm 2

{
  "name": "Starstorm 2",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "star-storm-2.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(122, 71, 132, 0.73)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(184, 27, 9, 0.78)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(3, 3, 3, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ea3d6f9b-b7ec-482c-91d3-0ee77538d835}"
    }
  }
}