Examine source code of DarkGlow (UltraWide Compatible)

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "DarkGlow (UltraWide Compatible)",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(3, 3, 36, 0.74)",
      "toolbar_text": "rgba(255, 255, 255, 0.95)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(246, 246, 255)",
      "toolbar_field": "rgba(3, 6, 28, 0.08)",
      "toolbar_field_text": "rgba(255, 255, 255, 0.91)",
      "tab_line": "rgba(225, 242, 255, 0.94)",
      "popup": "rgba(10, 10, 48, 0.81)",
      "popup_text": "rgb(246, 246, 255)",
      "button_background_active": "rgba(89, 117, 173, 0.34)",
      "icons": "rgb(246, 246, 255)",
      "ntp_background": "rgba(15, 17, 36, 0.64)",
      "ntp_text": "rgb(246, 246, 255)",
      "popup_border": "rgba(204, 213, 253, 0.64)",
      "popup_highlight": "rgba(35, 35, 62, 0.74)",
      "tab_selected": "rgba(12, 16, 43, 0.15)",
      "toolbar_bottom_separator": "rgba(152, 166, 249, 0.62)",
      "toolbar_field_border_focus": "rgba(155, 168, 248, 0.44)",
      "toolbar_field_border": "rgba(200, 210, 248, 0.42)",
      "toolbar_field_focus": "rgba(3, 6, 28, 0.64)",
      "toolbar_field_highlight_text": "rgba(255, 255, 255, 0.95)",
      "toolbar_field_highlight": "rgba(89, 117, 173, 0.41)",
      "toolbar_top_separator": "rgba(181, 191, 238, 0.15)",
      "tab_loading": "rgba(225, 242, 255, 0.94)"
    }
  }
}