Examine source code of Mint Forest

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Mint Forest",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-029-cc9cab928c1799136d18758709e91ecc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(158, 222, 161)",
      "toolbar_text": "rgb(76, 133, 73)",
      "frame": "rgb(172, 226, 175)",
      "tab_background_text": "rgb(86, 158, 86)",
      "toolbar_field": "rgb(172, 226, 175)",
      "toolbar_field_text": "rgb(34, 113, 44)",
      "tab_line": "rgb(60, 166, 78)",
      "popup": "rgb(172, 226, 175)",
      "popup_text": "rgb(61, 114, 53)",
      "icons_attention": "rgb(0, 98, 1)",
      "tab_loading": "rgb(60, 166, 78)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{18b8680a-8e0b-493e-81be-5a5e34a500d4}"
    }
  }
}