Examine source code of Bugcrowd (2021)

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "Bugcrowd (2021)",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(53, 53, 53, 0.27)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(83, 83, 83)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(181, 181, 181, 0)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgba(154, 154, 154, 0)",
      "popup": "rgb(75, 75, 75)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgba(184, 73, 0, 0.6)",
      "button_background_hover": "rgba(255, 119, 28, 0.42)",
      "icons_attention": "rgb(255, 119, 28)",
      "icons": "rgb(255, 255, 255)",
      "ntp_background": "rgb(67, 67, 67)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_border": "rgb(75, 75, 75)",
      "sidebar_border": "rgb(75, 75, 75)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(255, 119, 28)",
      "sidebar_highlight_text": "rgb(255, 255, 255)",
      "sidebar_highlight": "rgb(121, 121, 121)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(75, 75, 75)",
      "tab_selected": "rgba(255, 255, 255, 0.45)",
      "tab_text": "rgba(8, 8, 8, 0.85)",
      "toolbar_field_border_focus": "rgb(255, 119, 28)",
      "toolbar_field_border": "rgba(164, 111, 56, 0)",
      "toolbar_field_focus": "rgba(75, 75, 75, 0.99)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(236, 95, 0)",
      "toolbar_field_separator": "rgba(68, 88, 193, 0)",
      "toolbar_field_text_focus": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgba(207, 80, 0, 0)",
      "toolbar_vertical_separator": "rgb(134, 134, 134)",
      "tab_loading": "rgb(255, 119, 28)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{91f8b91a-a1b4-4be9-a083-0a1e0beeb4ee}"
    }
  }
}