Examine source code of Floral Dark

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Floral Dark",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat-x"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 29, 45, 0.83)",
      "toolbar_text": "rgb(243, 234, 216)",
      "frame": "rgb(0, 40, 58)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgb(243, 234, 216)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(0, 40, 58)",
      "popup_text": "rgb(243, 234, 216)",
      "icons_attention": "rgb(235, 145, 116)",
      "ntp_background": "rgb(0, 30, 46)",
      "ntp_text": "rgb(243, 234, 216)",
      "popup_border": "rgba(0, 29, 45, 0.83)",
      "sidebar_border": "rgba(0, 29, 45, 0.83)",
      "sidebar_text": "rgb(243, 234, 216)",
      "sidebar": "rgb(0, 40, 58)",
      "tab_text": "rgb(243, 234, 216)",
      "toolbar_bottom_separator": "rgba(0, 29, 45, 0.83)",
      "toolbar_field_focus": "rgb(0, 40, 58)",
      "toolbar_field_highlight_text": "rgb(0, 40, 58)",
      "toolbar_field_highlight": "rgb(235, 145, 116)",
      "toolbar_field_text_focus": "rgb(243, 234, 216)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6dacb76b-3152-45f6-be3a-cd3adb8ca83c}"
    }
  }
}