Examine source code of new abbey road

{
  "name": "new abbey road",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "無題.png"
    },
    "colors": {
      "frame": "rgba(0, 51, 255, 0)",
      "tab_background_text": "rgba(129, 36, 227, 0.76)",
      "toolbar": "rgba(0, 51, 255, 0.71)",
      "bookmark_text": "rgba(242, 255, 0, 0.93)",
      "toolbar_field": "rgba(129, 36, 227, 0.76)",
      "toolbar_field_text": "rgba(66, 214, 40, 1)"
    }
  }
}