Examine source code of Icy Blue Frozen Fractals

{
  "manifest_version": 2,
  "version": "1.2",
  "name": "Icy Blue Frozen Fractals",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-036-40a272fe657f748396e017c7a64ee2dc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(58, 89, 105, 0.19)",
      "toolbar_text": "rgb(247, 253, 251)",
      "frame": "rgb(53, 126, 145)",
      "tab_background_text": "rgb(199, 219, 213)",
      "toolbar_field": "rgba(58, 89, 105, 0.32)",
      "toolbar_field_text": "rgb(153, 182, 190)",
      "tab_line": "rgb(199, 219, 213)",
      "popup": "rgba(58, 89, 105, 0.7)",
      "popup_text": "rgb(247, 253, 251)",
      "icons_attention": "rgb(247, 253, 251)",
      "icons": "rgb(199, 219, 213)",
      "ntp_background": "rgba(58, 89, 105, 0.19)",
      "ntp_text": "rgb(19, 61, 72)",
      "sidebar_border": "rgba(172, 199, 212, 0.19)",
      "sidebar_highlight_text": "rgb(53, 126, 145)",
      "sidebar_highlight": "rgba(58, 89, 105, 0.19)",
      "sidebar_text": "rgb(19, 61, 72)",
      "sidebar": "rgb(247, 253, 251)",
      "tab_background_separator": "rgba(53, 126, 145, 0)",
      "toolbar_field_border_focus": "rgb(19, 61, 72)",
      "toolbar_field_border": "rgba(58, 89, 105, 0.32)",
      "toolbar_field_separator": "rgba(58, 89, 105, 0.19)",
      "tab_loading": "rgb(199, 219, 213)"
    }
  }
}