Examine source code of Macosimple

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Macosimple",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "frame": "rgb(253, 253, 253)",
      "tab_line": "rgb(66, 222, 93)",
      "tab_text": "rgb(56, 56, 56)",
      "tab_background_text": "rgb(58, 58, 58)",
      "tab_background_separator": "rgb(253, 253, 253)",
      "tab_selected": "rgb(220, 220, 220)",
      "tab_loading": "rgb(228, 230, 226)",
      "icons_attention": "rgba(96, 164, 231, 0.88)",
      "popup": "rgb(253, 253, 253)",
      "popup_text": "rgb(56, 56, 56)",
      "popup_highlight": "rgba(150, 150, 150, 0.85)",
      "popup_highlight_text": "rgb(20, 20, 20)",
      "toolbar": "rgb(253, 253, 253)",
      "toolbar_text": "rgb(120, 121, 119)",
      "toolbar_field": "rgba(228, 228, 225, 0.8)",
      "toolbar_field_text": "rgb(50, 50, 50)",
      "toolbar_field_highlight": "rgb(66, 221, 91)",
      "toolbar_bottom_separator": "rgb(239, 239, 239)",
      "toolbar_field_border_focus": "rgb(199, 199, 199)",
      "toolbar_field_separator": "rgb(229, 225, 225)",
      "toolbar_field_border": "rgb(239, 239, 239)",
      "toolbar_top_separator": "rgb(253, 253, 253)",
      "toolbar_vertical_separator": "rgba(200, 200, 200, 0.15)"
    }
  }
}