Examine source code of johnconstantine

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "murphyy",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-022-0e8aa16bfcfce2449791412d89f3a92b.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(7, 255, 0)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(63, 255, 12)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(214, 214, 21)",
      "button_background_active": "rgb(43, 200, 187)",
      "button_background_hover": "rgb(0, 69, 255)",
      "frame_inactive": "rgb(3, 69, 244)",
      "icons_attention": "rgb(52, 248, 35)",
      "icons": "rgb(227, 255, 0)",
      "ntp_background": "rgb(0, 0, 0)",
      "ntp_text": "rgb(228, 255, 0)",
      "popup_border": "rgb(149, 149, 10)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(0, 0, 0)",
      "sidebar_border": "rgb(8, 14, 18)",
      "sidebar_highlight_text": "rgb(47, 151, 219)",
      "sidebar_highlight": "rgb(21, 125, 21)",
      "sidebar_text": "rgb(0, 0, 0)",
      "sidebar": "rgb(62, 221, 62)",
      "tab_background_separator": "rgb(192, 0, 245)",
      "tab_loading": "rgb(15, 255, 248)",
      "tab_selected": "rgb(5, 6, 4)",
      "tab_text": "rgb(8, 255, 113)",
      "toolbar_bottom_separator": "rgb(0, 255, 248)",
      "toolbar_field_border_focus": "rgb(4, 243, 249)",
      "toolbar_field_border": "rgb(5, 255, 249)",
      "toolbar_field_focus": "rgb(33, 56, 59)",
      "toolbar_field_highlight_text": "rgb(36, 238, 245)",
      "toolbar_field_highlight": "rgb(11, 14, 11)",
      "toolbar_field_separator": "rgb(19, 29, 21)",
      "toolbar_field_text_focus": "rgb(0, 255, 0)",
      "toolbar_top_separator": "rgb(0, 255, 0)",
      "toolbar_vertical_separator": "rgb(0, 255, 0)"
    }
  }
}