Examine source code of Forest Sunrise

{
  "name": "Forest Sunrise",
  "manifest_version": 2,
  "version": "5.0",
  "theme": {
    "images": {
      "theme_frame": "ForestSunriseH.jpg"
    },
    "colors": {
      "frame": "rgba(94, 93, 88, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(94, 93, 87, 0.1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{9602b033-6ff0-4706-8eab-15bebe9d79e4}"
    }
  }
}