Examine source code of Ex Machina

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Ex Machina",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(25, 25, 42, 0.74)",
      "toolbar_text": "rgb(239, 180, 18)",
      "frame": "rgb(13, 13, 21)",
      "tab_background_text": "rgb(46, 199, 234)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(140, 204, 57)",
      "tab_line": "rgb(240, 76, 14)",
      "popup": "rgb(37, 37, 45)",
      "popup_text": "rgb(228, 171, 16)",
      "button_background_active": "rgba(149, 234, 38, 0.62)",
      "button_background_hover": "rgba(72, 207, 238, 0.57)",
      "icons_attention": "rgb(150, 232, 45)",
      "popup_border": "rgb(228, 171, 16)",
      "popup_highlight_text": "rgb(239, 180, 18)",
      "tab_loading": "rgb(240, 76, 14)"
    }
  }
}