Examine source code of Catppuccin mini

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Catppuccin mini",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-001-9c6d74e14860e77ee6f8f43e824bff25.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(21, 22, 28)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(21, 22, 28)",
      "tab_background_text": "rgb(185, 196, 209)",
      "toolbar_field": "rgb(40, 42, 54)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(205, 214, 244)",
      "popup": "rgb(21, 22, 28)",
      "popup_text": "rgb(232, 236, 242)",
      "icons_attention": "rgb(0, 0, 0)",
      "icons": "rgb(205, 214, 244)",
      "ntp_background": "rgb(24, 24, 37)",
      "ntp_text": "rgb(205, 214, 244)",
      "sidebar_border": "rgb(21, 22, 28)",
      "sidebar": "rgb(40, 42, 54)",
      "tab_background_separator": "rgb(21, 22, 28)",
      "tab_selected": "rgb(205, 214, 244)",
      "tab_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(205, 214, 244)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{30babdc8-c2f3-4afb-a38b-e7241e7d754a}"
    }
  }
}