Examine source code of Simple Two Tone Stripes

{
  "name": "Simple Two Tone Stripes",
  "manifest_version": 2,
  "version": "6.0",
  "theme": {
    "images": {
      "theme_frame": "firefox-themebanner.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(240, 255, 254, 1)",
      "toolbar": "rgba(221, 228, 230, 0.88)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(77, 77, 77, 1)",
      "tab_line": "rgba(194, 247, 255, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{08a7d0a2-0a1f-4c1b-a31c-9b0ef9c1c15e}"
    }
  }
}