Examine source code of Indigo Dream

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Indigo Dream",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg",
        "images/1.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left bottom",
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(1, 86, 130, 0.44)",
      "toolbar_text": "rgb(255, 204, 247)",
      "frame": "rgb(19, 119, 173)",
      "tab_background_text": "rgb(176, 254, 255)",
      "toolbar_field": "rgba(1, 2, 191, 0.35)",
      "toolbar_field_text": "rgb(189, 157, 235)",
      "tab_line": "rgb(255, 0, 217)",
      "popup": "rgb(58, 96, 181)",
      "popup_text": "rgb(244, 186, 235)",
      "tab_loading": "rgb(255, 0, 217)"
    }
  }
}