Examine source code of Bee Blue

{
  "theme": {
    "images": {
      "theme_frame": "BeeBlue.jpg"
    },
    "colors": {
      "frame": "#b4b4b4",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Bee Blue",
  "manifest_version": 2,
  "description": "Bees are flying insects closely related to wasps and ants, and are known for their role in pollination and for producing honey and beeswax."
}