Examine source code of SpaceMood

{
  "name": "Moody",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "wallpaper 2.gif"
    },
    "colors": {
      "frame": "rgba(36, 38, 69, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(27, 28, 46, 1)",
      "bookmark_text": "rgba(255, 230, 102, 1)",
      "toolbar_field": "rgba(255, 200, 122, 1)",
      "toolbar_field_text": "rgba(23, 24, 71, 0.62)",
      "tab_line": "rgba(255, 193, 117, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{396e43a9-5212-4950-b924-37263a5c7856}"
    }
  }
}