Examine source code of scuriberry

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "scuriberry",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(18, 18, 18)",
      "toolbar_text": "rgb(244, 244, 233)",
      "frame": "rgb(26, 26, 26)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(19, 21, 19, 0.7)",
      "toolbar_field_text": "rgb(241, 241, 241)",
      "tab_line": "rgb(250, 214, 16)",
      "popup": "rgb(3, 8, 3)",
      "popup_text": "rgb(244, 247, 241)",
      "tab_loading": "rgb(250, 214, 16)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{92e492f3-a31b-4d44-8fd6-097cb1b6de7d}"
    }
  }
}