Examine source code of golden spiders

{
  "theme": {
    "images": {
      "theme_frame": "goldenspiders.jpg"
    },
    "colors": {
      "frame": "#ad9756",
      "tab_background_text": "#f7f6f4"
    }
  },
  "version": "2.0",
  "name": "golden spiders",
  "manifest_version": 2,
  "description": "tarantula spiders on a golden background"
}