Examine source code of Fall Sunset

{
  "theme": {
    "images": {
      "theme_frame": "FallSunset.jpg"
    },
    "colors": {
      "frame": "#e38d24",
      "tab_background_text": "#080707"
    }
  },
  "version": "2.0",
  "name": "Fall Sunset",
  "manifest_version": 2,
  "description": "Fall Sunset Background"
}