Examine source code of Sandstone Sky

{
  "theme": {
    "images": {
      "theme_frame": "sandstoneskyTop.JPG"
    },
    "colors": {
      "frame": "#ede6e6",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Sandstone Sky",
  "manifest_version": 2,
  "description": "My 2nd... picture taken at the Oregon Coast south of Newport."
}