Examine source code of Homemade Holiday

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Homemade Holiday",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-019-7ce748211c61f9059493d4c4378e8a74.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(32, 70, 32)",
      "toolbar_text": "rgb(218, 165, 7)",
      "frame": "rgb(32, 70, 32)",
      "tab_background_text": "rgb(201, 123, 132)",
      "toolbar_field": "rgb(129, 166, 132)",
      "toolbar_field_text": "rgb(82, 5, 10)",
      "tab_line": "rgb(82, 5, 10)",
      "popup": "rgb(82, 5, 10)",
      "popup_text": "rgb(218, 165, 7)",
      "button_background_active": "rgb(82, 5, 10)",
      "ntp_background": "rgb(32, 70, 32)",
      "ntp_text": "rgb(218, 165, 7)",
      "popup_border": "rgb(0, 0, 0)",
      "sidebar_border": "rgb(0, 0, 0)",
      "sidebar_highlight_text": "rgb(201, 123, 132)",
      "sidebar_highlight": "rgb(85, 53, 85)",
      "tab_background_separator": "rgb(0, 0, 0)",
      "toolbar_field_border_focus": "rgba(201, 123, 132, 0.5)",
      "toolbar_field_highlight_text": "rgb(201, 123, 132)",
      "toolbar_field_highlight": "rgb(85, 53, 85)",
      "toolbar_top_separator": "rgb(32, 70, 32)",
      "toolbar_vertical_separator": "rgb(0, 0, 0)",
      "tab_loading": "rgb(82, 5, 10)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{df9dea9b-3c80-4e4e-a280-ab142449ced7}"
    }
  }
}