Examine source code of 2021PrideFox

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "2021PrideFox",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(136, 136, 136)",
      "toolbar_field": "rgba(0, 0, 0, 0.51)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(255, 0, 24)",
      "button_background_active": "rgb(255, 255, 255)",
      "button_background_hover": "rgba(255, 255, 255, 0.53)",
      "icons_attention": "rgb(255, 255, 255)",
      "icons": "rgb(0, 0, 0)",
      "ntp_background": "rgb(22, 22, 22)",
      "sidebar_border": "rgb(0, 0, 249)",
      "sidebar_highlight_text": "rgb(134, 0, 125)",
      "sidebar_highlight": "rgb(255, 255, 255)",
      "sidebar_text": "rgb(0, 128, 24)",
      "sidebar": "rgb(255, 0, 24)",
      "tab_selected": "rgb(0, 128, 24)",
      "toolbar_bottom_separator": "rgb(0, 0, 0)",
      "toolbar_field_focus": "rgba(0, 0, 0, 0.5)",
      "toolbar_top_separator": "rgba(255, 255, 65, 0)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  }
}