Examine source code of Sky & Snow

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Sky & Snow",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(63, 70, 151)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(11, 17, 56)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgb(96, 238, 255)",
      "popup": "rgb(31, 34, 61)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_hover": "rgb(11, 17, 56)",
      "tab_loading": "rgb(96, 238, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{64487865-6f36-45a8-9b7f-5b8cef5c0890}"
    }
  }
}