Examine source code of Tiger Lily

{
  "theme": {
    "images": {
      "theme_frame": "flower4.jpg"
    },
    "colors": {
      "frame": "#120f0b",
      "tab_background_text": "#f2e2ce"
    }
  },
  "version": "2.0",
  "name": "Tiger Lily",
  "manifest_version": 2,
  "description": "Beautiful tiger lily, another flower photo by John-Marc Grob. Stop by again for more cartoons, and photographic."
}