Examine source code of nap bunny

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Watercolor nap bunny",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right bottom"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(242, 180, 130)",
      "toolbar_text": "rgb(78, 48, 40)",
      "frame": "rgb(249, 222, 169)",
      "tab_background_text": "rgb(102, 42, 12)",
      "toolbar_field": "rgb(255, 253, 240)",
      "toolbar_field_text": "rgb(124, 68, 41)",
      "tab_line": "rgb(168, 55, 44)",
      "popup": "rgb(253, 251, 216)",
      "popup_text": "rgb(203, 124, 61)",
      "button_background_active": "rgb(204, 127, 104)",
      "button_background_hover": "rgb(242, 249, 149)",
      "frame_inactive": "rgb(136, 198, 39)",
      "icons_attention": "rgb(145, 180, 69)",
      "icons": "rgb(62, 86, 9)",
      "ntp_background": "rgba(255, 244, 221, 0.62)",
      "sidebar_border": "rgb(249, 200, 130)",
      "sidebar_highlight": "rgb(248, 255, 189)",
      "sidebar": "rgb(208, 131, 75)",
      "tab_background_separator": "rgb(253, 195, 163)",
      "tab_loading": "rgb(124, 170, 51)",
      "tab_selected": "rgb(255, 247, 175)",
      "tab_text": "rgb(117, 28, 2)",
      "toolbar_bottom_separator": "rgb(229, 255, 137)",
      "toolbar_field_border_focus": "rgb(238, 128, 71)",
      "toolbar_field_border": "rgb(162, 199, 31)",
      "toolbar_field_focus": "rgb(252, 249, 229)",
      "toolbar_field_highlight_text": "rgb(208, 80, 21)",
      "toolbar_field_highlight": "rgb(254, 255, 162)",
      "toolbar_field_separator": "rgb(241, 152, 111)",
      "toolbar_field_text_focus": "rgb(27, 57, 47)",
      "toolbar_top_separator": "rgb(243, 255, 127)",
      "toolbar_vertical_separator": "rgb(155, 242, 165)"
    }
  }
}