Examine source code of Burning [Animated]

{
  "manifest_version": 2,
  "version": "0.1",
  "name": "Burning Jungle - Animated",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/Jungle Pixels - 4.gif"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ]
    },
    "colors": {
      "bookmark_text": "rgb(255,0,0,1)",
      "button_background_active": "rgba(0,0,30,1)",
      "button_background_hover": "rgba(30,0,0,0.6)",
      "frame": "rgba(30,0,0)",
      "frame_inactive": "rgba(30,0,0)",
      "icons": "rgba(255,255,0,1)",
      "icons_attention": "rgba(255,255,0,1)",
      "ntp_background": "rgba(30, 0, 0)",
      "ntp_text": "rgba(255, 255, 0,1)",
      "popup": "rgba(30,0,0,1)",
      "popup_border": "rgba(255,0,0,0.5)",
      "popup_highlight": "rgba(200,0,0,1)",
      "popup_highlight_text": "rgba(255,255,0,1)",
      "popup_text": "rgba(255,255,0,1)",
      "sidebar": "rgba(30,0,0,1)",
      "sidebar_border": "rgba(255,0,0,0.5)",
      "sidebar_highlight": "rgba(200,0,0,1)",
      "sidebar_text": "rgba(255,255,0,1)",
      "tab_background_separator": "rgba(30,0,0,0)",
      "tab_background_text": "rgba(255,255,0)",
      "tab_line": "rgba(30,0,0,0.8)",
      "tab_loading": "rgba(255,255, 0)",
      "tab_selected": "rgba(30,0,0,0.6)",
      "tab_text": "rgba(255, 255,0,1)",
      "toolbar": "rgba(30,0,0,0)",
      "toolbar_top_separator": "rgba(30,0,0,0)",
      "toolbar_bottom_separator": "rgba(0,0,0,1)",
      "toolbar_field": "rgba(255,60,0,0.3)",
      "toolbar_field_border": "rgba(30,0,0,0.2)",
      "toolbar_field_border_focus": "rgba(30,0,0,0)",
      "toolbar_field_focus": "rgba(30,0,0,1)",
      "toolbar_field_highlight": "rgba(255,127,0,1)",
      "toolbar_field_highlight_text": "rgba(30,0,0,1)",
      "toolbar_field_text": "rgba(255,255,0)",
      "toolbar_field_text_focus": "rgba(255,255,0,1)",
      "toolbar_text": "rgba(255,127,0,1)",
      "toolbar_vertical_separator": "rgba(30,0,0,0)"
    }
  }
}