Examine source code of Zhongli 3

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Zhongli 3",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(225, 234, 239, 0.03)",
      "toolbar_text": "rgb(245, 196, 8)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(117, 63, 31)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgb(220, 90, 7)",
      "tab_line": "rgb(248, 171, 3)",
      "popup": "rgba(238, 219, 172, 0.73)",
      "popup_text": "rgb(60, 44, 38)",
      "tab_loading": "rgb(248, 171, 3)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6cdea520-2d7f-45ef-bb0c-4c9e7d64032e}"
    }
  }
}