Examine source code of BNIS_Forest green

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "BNIS_Forest green",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-008-60d2718f8c915b5ba09f31df5555b459.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(23, 55, 44)",
      "toolbar_text": "rgb(180, 175, 170)",
      "frame": "rgb(13, 21, 20)",
      "tab_background_text": "rgb(138, 128, 118)",
      "toolbar_field": "rgb(22, 25, 24)",
      "toolbar_field_text": "rgb(255, 219, 185)",
      "tab_line": "rgba(206, 147, 74, 0)",
      "popup": "rgb(23, 55, 44)",
      "popup_text": "rgb(221, 224, 222)",
      "ntp_background": "rgb(13, 21, 20)",
      "popup_border": "rgba(255, 124, 0, 0)",
      "tab_loading": "rgba(206, 147, 74, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{25c3b508-be67-4f02-b279-eab346ec6c11}"
    }
  }
}