Examine source code of thnikk Dark

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "thnikk Dark",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(28, 31, 38, 0.9)",
      "toolbar_text": "rgb(216, 222, 233)",
      "frame": "rgb(28, 31, 38)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(43, 48, 59, 0)",
      "toolbar_field_text": "rgb(216, 222, 233)",
      "tab_line": "rgba(191, 97, 106, 0)",
      "popup": "rgba(43, 48, 59, 0.8)",
      "popup_text": "rgb(216, 222, 233)",
      "button_background_active": "rgba(216, 222, 233, 0.2)",
      "button_background_hover": "rgba(216, 222, 233, 0.1)",
      "icons": "rgba(216, 222, 233, 0.5)",
      "ntp_background": "rgb(28, 31, 38)",
      "tab_background_separator": "rgba(34, 25, 77, 0)",
      "tab_selected": "rgba(255, 255, 255, 0.1)",
      "toolbar_field_border_focus": "rgba(255, 0, 0, 0)",
      "toolbar_field_border": "rgba(34, 25, 77, 0)",
      "toolbar_field_focus": "rgba(43, 48, 59, 0)",
      "toolbar_field_highlight": "rgb(143, 161, 179)",
      "toolbar_field_separator": "rgba(216, 222, 233, 0)",
      "toolbar_top_separator": "rgba(216, 222, 233, 0)",
      "toolbar_vertical_separator": "rgba(216, 222, 233, 0)",
      "tab_loading": "rgba(191, 97, 106, 0)"
    }
  }
}