Examine source code of Magenta Flat

{
  "name": "Magenta",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "New Project.png"
    },
    "colors": {
      "frame": "rgba(245, 39, 183, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(255, 219, 242, 1)",
      "bookmark_text": "rgba(255, 0, 179, 1)",
      "toolbar_field_text": "rgba(255, 0, 179, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ceaf42cf-9d93-45c9-b62b-ec5b8dd9428e}"
    }
  }
}