Examine source code of Zergling SC2

{
  "name": "Zergling SC2",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "zerglingbanner copy.png"
    },
    "colors": {
      "frame": "rgba(7, 10, 33, 0.9)",
      "tab_background_text": "rgba(173, 150, 37, 0.94)",
      "toolbar": "rgba(89, 110, 117, 0.16)",
      "bookmark_text": "rgba(226, 245, 14, 0.89)",
      "toolbar_field": "rgba(55, 64, 64, 1)",
      "toolbar_field_text": "rgba(105, 237, 5, 1)",
      "tab_line": "rgba(197, 214, 7, 0.9)"
    }
  }
}