Examine source code of Industry Standard

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Industry Standard",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(87, 118, 210, 0.2)",
      "toolbar_text": "rgb(128, 159, 255)",
      "frame": "rgb(35, 39, 50)",
      "tab_background_text": "rgb(220, 227, 248)",
      "toolbar_field": "rgb(35, 39, 50)",
      "toolbar_field_text": "rgb(177, 196, 248)",
      "tab_line": "rgb(128, 159, 255)",
      "popup": "rgb(35, 39, 50)",
      "popup_text": "rgb(220, 227, 244)",
      "ntp_background": "rgb(35, 39, 50)",
      "ntp_text": "rgb(128, 159, 255)",
      "tab_selected": "rgba(56, 72, 114, 0.5)",
      "tab_text": "rgb(128, 159, 255)",
      "toolbar_bottom_separator": "rgb(128, 159, 255)",
      "toolbar_field_border_focus": "rgb(128, 159, 255)",
      "toolbar_field_border": "rgb(128, 159, 255)",
      "toolbar_field_highlight": "rgb(56, 72, 114)",
      "tab_loading": "rgb(128, 159, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{748bc5c9-2be9-481b-9660-2718c2e8e81c}"
    }
  }
}