Examine source code of Excel Turkiye

{
  "name": "Excel Turkiye",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "icon_128.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(49, 163, 66, 1)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(235, 235, 235, 1)",
      "toolbar_field_text": "rgba(0, 135, 5, 1)",
      "tab_line": "rgba(0, 0, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4315cdbd-59c1-4590-9c34-84995d01f742}"
    }
  }
}