Examine source code of Lady in Grey

{
  "theme": {
    "images": {
      "theme_frame": "Being.JPG"
    },
    "colors": {
      "frame": "#f21616",
      "tab_background_text": "#e0e320"
    }
  },
  "version": "2.0",
  "name": "Lady in Grey",
  "manifest_version": 2,
  "description": "This pic looks cool on wallpaper, thought it'd be a cool test for firefox x]"
}