Examine source code of Garnts epico theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Garnts epico theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(115, 125, 203, 0.44)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(201, 212, 222)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(23, 173, 236, 0.5)",
      "toolbar_field_text": "rgb(47, 49, 49)",
      "tab_line": "rgb(226, 128, 128)",
      "popup": "rgb(129, 153, 180)",
      "popup_text": "rgb(0, 0, 0)",
      "tab_loading": "rgb(226, 128, 128)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{29c3a751-b805-4374-83e3-ea3272029d40}"
    }
  }
}