Examine source code of lavender and celery

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "lavender and celery",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(158, 211, 165)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(196, 161, 237)",
      "tab_background_text": "rgb(253, 252, 255)",
      "toolbar_field": "rgb(234, 230, 254)",
      "toolbar_field_text": "rgb(93, 47, 124)",
      "tab_line": "rgb(196, 161, 237)",
      "popup": "rgb(132, 96, 208)",
      "popup_text": "rgb(248, 244, 251)",
      "button_background_active": "rgb(245, 215, 237)",
      "button_background_hover": "rgb(124, 143, 196)",
      "icons": "rgb(255, 255, 255)",
      "ntp_background": "rgb(184, 176, 223)",
      "ntp_text": "rgb(53, 41, 83)",
      "popup_border": "rgba(96, 208, 141, 0)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(132, 96, 208)",
      "tab_selected": "rgb(132, 96, 208)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_bottom_separator": "rgb(160, 192, 159)",
      "toolbar_field_border": "rgba(24, 22, 31, 0)",
      "toolbar_field_highlight_text": "rgb(253, 252, 255)",
      "toolbar_field_highlight": "rgb(124, 143, 196)",
      "toolbar_field_separator": "rgba(55, 55, 179, 0)",
      "toolbar_top_separator": "rgba(55, 55, 179, 0)",
      "toolbar_vertical_separator": "rgba(55, 55, 179, 0)",
      "tab_loading": "rgb(196, 161, 237)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{cef8456d-c9ba-40e5-8609-c6310b34a120}"
    }
  }
}