Examine source code of Doth I Write

{
  "theme": {
    "images": {
      "theme_frame": "header.jpg"
    },
    "colors": {
      "frame": "#1f012b",
      "tab_background_text": "#5c0469"
    }
  },
  "version": "2.0",
  "name": "Doth I Write",
  "manifest_version": 2,
  "description": "dark writing Shakespeare poetry Victorian industrial Gothic Hamlet Stripes"
}