Examine source code of Witch Born

{
  "name": "Witch Born",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "WitchBorn-Header.jpg"
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(255, 239, 212, 1)",
      "frame": "#271407",
      "tab_background_text": "rgba(238, 211, 169, 1)"
    }
  }
}