Examine source code of BesTeas

{
  "name": "BesTeas",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "BesTeas.png"
    },
    "colors": {
      "frame": "rgba(84, 45, 151, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(89, 46, 153, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(89, 46, 153, 0)",
      "toolbar_field_text": "rgba(255, 148, 189, 1)",
      "tab_line": "rgba(255, 148, 189, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0a724c5e-831c-47a7-a1ac-23d9291a38cb}"
    }
  }
}