Examine source code of kelso coffee

{
  "manifest_version": 2,
  "version": "1.3",
  "name": "kelso coffee",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(255, 202, 40)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(35, 38, 46)",
      "tab_background_text": "rgb(246, 250, 236)",
      "toolbar_field": "rgb(35, 38, 46)",
      "toolbar_field_text": "rgb(246, 234, 211)",
      "tab_line": "rgb(255,105,180)",
      "popup": "rgb(35, 38, 46)",
      "popup_text": "rgb(255, 202, 40)",
      "tab_loading": "rgb(255, 202, 40)",
      "ntp_background": "rgb(35, 38, 46)",
      "ntp_text": "rgb(255, 202, 40)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c1b61d1b-53a2-4ef5-b24e-74e6afdcf2bc}"
    }
  }
}