Examine source code of Green Holly

{
  "theme": {
    "images": {
      "theme_frame": "GreenHolly.jpg"
    },
    "colors": {
      "frame": "#f50c0c",
      "tab_background_text": "#e9ed0c"
    }
  },
  "version": "2.0",
  "name": "Green Holly",
  "manifest_version": 2,
  "description": "Of all the trees that are in the wood, the holly wears the crown.~The Holly and the Ivy\n\nTAGS:\n     Holly, Christmas, Holidays, December, Winter, Plants, Leaves, Green"
}