Examine source code of Gothic Girl

{
  "theme": {
    "images": {
      "theme_frame": "personas-cami.jpg"
    },
    "colors": {
      "frame": "#5f66ba",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Gothic Girl",
  "manifest_version": 2,
  "description": "A gothic girl in the middle of of a dark forest"
}