Examine source code of Loka RWS

{
  "name": "Loka RWS ",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "1Blackflat.png"
    },
    "colors": {
      "frame": "rgba(89, 90, 92, 1)",
      "tab_background_text": "rgba(196, 196, 196, 1)",
      "toolbar": "rgba(66, 61, 61, 0.75)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(51, 37, 37, 1)",
      "toolbar_field_text": "rgba(204, 194, 194, 1)",
      "tab_line": "rgba(112, 118, 143, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{4df254f3-a282-42de-8152-9da27aa81fd6}"
    }
  }
}