Examine source code of beautifulFire anime

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "beautifulFire",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png",
        "images/1.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center",
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat",
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(18, 18, 18, 0.83)",
      "toolbar_text": "rgb(206, 206, 206)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(168, 168, 168)",
      "toolbar_field": "rgb(41, 41, 41)",
      "toolbar_field_text": "rgb(206, 206, 206)",
      "tab_line": "rgba(18, 18, 18, 0.83)",
      "popup": "rgba(13, 13, 13, 0.95)",
      "popup_text": "rgb(206, 206, 206)",
      "button_background_active": "rgb(242, 93, 39)",
      "ntp_background": "rgba(13, 13, 13, 0.95)",
      "ntp_text": "rgb(206, 206, 206)",
      "popup_border": "rgb(53, 53, 53)",
      "sidebar_border": "rgb(41, 41, 41)",
      "sidebar_highlight_text": "rgb(206, 206, 206)",
      "sidebar_text": "rgb(168, 168, 168)",
      "sidebar": "rgb(18, 18, 18)",
      "tab_background_separator": "rgb(59, 33, 189)",
      "tab_selected": "rgb(140, 43, 61)",
      "toolbar_bottom_separator": "rgb(41, 41, 41)",
      "toolbar_field_border_focus": "rgb(242, 93, 39)",
      "toolbar_field_border": "rgb(53, 53, 53)",
      "toolbar_field_focus": "rgba(13, 13, 13, 0.95)",
      "toolbar_top_separator": "rgb(41, 41, 41)",
      "toolbar_vertical_separator": "rgb(0, 0, 0)",
      "tab_loading": "rgba(18, 18, 18, 0.83)"
    }
  }
}