Examine source code of Post-its

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Post-its",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-006-51ab495c5f5dde6a3cddb22484acd00d.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(91, 210, 230, 0.7)",
      "toolbar_text": "rgb(242, 255, 0)",
      "frame": "rgb(162, 234, 235)",
      "tab_background_text": "rgb(28, 71, 227)",
      "toolbar_field": "rgba(28, 71, 227, 0.29)",
      "toolbar_field_text": "rgb(242, 255, 0)",
      "tab_line": "rgb(28, 71, 227)",
      "popup": "rgba(162, 234, 235, 0.7)",
      "popup_text": "rgb(28, 71, 227)",
      "button_background_active": "rgba(235, 247, 16, 0.69)",
      "button_background_hover": "rgba(28, 71, 227, 0.6)",
      "frame_inactive": "rgb(28, 71, 227)",
      "ntp_background": "rgb(162, 234, 235)",
      "ntp_text": "rgb(28, 71, 227)",
      "popup_border": "rgb(28, 71, 227)",
      "popup_highlight_text": "rgb(28, 71, 227)",
      "popup_highlight": "rgb(28, 71, 227)",
      "sidebar_border": "rgb(28, 71, 227)",
      "sidebar_highlight_text": "rgb(28, 71, 227)",
      "sidebar_highlight": "rgb(235, 247, 16)",
      "sidebar_text": "rgba(28, 71, 227, 0.6)",
      "sidebar": "rgb(162, 234, 235)",
      "tab_background_separator": "rgb(28, 71, 227)",
      "toolbar_bottom_separator": "rgb(28, 71, 227)",
      "toolbar_field_border_focus": "rgb(235, 247, 16)",
      "toolbar_field_border": "rgb(28, 71, 227)",
      "toolbar_field_focus": "rgba(46, 87, 232, 0.43)",
      "toolbar_field_highlight_text": "rgb(28, 71, 227)",
      "toolbar_field_highlight": "rgb(235, 247, 16)",
      "toolbar_field_separator": "rgb(28, 71, 227)",
      "toolbar_field_text_focus": "rgb(28, 71, 227)",
      "toolbar_top_separator": "rgb(28, 71, 227)",
      "toolbar_vertical_separator": "rgb(28, 71, 227)",
      "tab_loading": "rgb(28, 71, 227)"
    }
  }
}