Examine source code of Miss IcyBru

{
  "theme": {
    "images": {
      "theme_frame": "Miss_Frost_Brush.jpg"
    },
    "colors": {
      "frame": "#808080",
      "tab_background_text": "#211f1f"
    }
  },
  "version": "2.0",
  "name": "Miss IcyBru",
  "manifest_version": 2,
  "description": "I wanted a frosty feeling, suiting for the winter with a touch of a brush stains in it. Imaged used in this is taken by myself entirely."
}