Examine source code of Do not afraid

{
  "theme": {
    "images": {
      "theme_frame": "1waf46ke.jpg"
    },
    "colors": {
      "frame": "#aac7f7",
      "tab_background_text": "#dbb2b2"
    }
  },
  "version": "2.0",
  "name": "Do not afraid",
  "manifest_version": 2,
  "description": "with funny hearth"
}