Examine source code of Imperial Death Star

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Imperial Death Star",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(182, 182, 182, 0.66)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(255, 255, 255)",
      "tab_background_text": "rgb(255, 62, 0)",
      "toolbar_field": "rgb(255, 0, 0)",
      "toolbar_field_text": "rgb(111, 0, 255)",
      "tab_line": "rgb(255, 0, 0)",
      "popup": "rgb(255, 179, 0)",
      "popup_text": "rgb(255, 7, 0)",
      "button_background_active": "rgb(255, 117, 0)",
      "button_background_hover": "rgb(255, 0, 0)",
      "ntp_background": "rgb(106, 106, 106)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_border": "rgb(255, 0, 0)",
      "popup_highlight": "rgb(164, 164, 164)",
      "tab_loading": "rgb(176, 101, 101)",
      "tab_text": "rgb(0, 255, 0)"
    }
  }
}