Examine source code of Sunny Spring

{
  "theme": {
    "images": {
      "theme_frame": "H.jpg"
    },
    "colors": {
      "frame": "#080808",
      "tab_background_text": "#080707"
    }
  },
  "version": "2.0",
  "name": "Sunny Spring",
  "manifest_version": 2,
  "description": "flower, crocus, summer, spring, white and yellow, soft, pretty, beautiful,"
}