Examine source code of Ambient Galaxy

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "Ambient Galaxy",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.83)",
      "toolbar_field": "rgb(42, 42, 47)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(211, 155, 24)",
      "popup": "rgb(48, 51, 77)",
      "popup_text": "rgb(214, 214, 214)",
      "tab_loading": "rgb(211, 155, 24)",
      "bookmark_text": "rgb(195, 195, 195)",
      "frame": "rgb(71, 79, 104)",
      "tab_background_text": "rgb(197, 200, 202)"
    }
  }
}