Examine source code of Eternal Galaxy

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Eternal Galaxy",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.31)",
      "toolbar_text": "rgb(146, 237, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(0, 0, 0, 0.43)",
      "toolbar_field_text": "rgb(146, 237, 255)",
      "tab_line": "rgb(146, 237, 255)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(146, 237, 255)",
      "button_background_active": "rgba(146, 237, 255, 0.7)",
      "button_background_hover": "rgba(146, 237, 255, 0.29)",
      "frame_inactive": "rgb(0, 0, 0)",
      "icons": "rgb(139, 194, 206)",
      "ntp_background": "rgb(0, 0, 0)",
      "ntp_text": "rgb(146, 237, 255)",
      "sidebar_text": "rgb(146, 237, 255)",
      "sidebar": "rgb(0, 0, 0)",
      "tab_background_separator": "rgb(0, 0, 0)",
      "tab_selected": "rgba(0, 0, 0, 0.29)",
      "toolbar_field_border": "rgba(146, 237, 255, 0.57)",
      "toolbar_field_separator": "rgba(146, 237, 255, 0.57)",
      "tab_loading": "rgb(146, 237, 255)"
    }
  }
}