Examine source code of Orange Lemon

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Orange Lemon",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left center",
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(140, 186, 210, 0.41)",
      "toolbar_text": "rgb(255, 173, 117)",
      "frame": "rgb(46, 95, 127)",
      "tab_background_text": "rgb(255, 198, 71)",
      "toolbar_field": "rgb(255, 148, 79)",
      "toolbar_field_text": "rgb(255, 228, 38)",
      "tab_line": "rgb(255, 202, 120)",
      "popup": "rgb(184, 110, 0)",
      "popup_text": "rgb(251, 255, 0)",
      "ntp_background": "rgb(255, 255, 255)",
      "tab_loading": "rgb(255, 202, 120)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1db6864b-100d-4620-980a-21889076323f}"
    }
  }
}