2024年9月25日 · Learn about the basic features of Firefox (bookmarks, tabs, search, add-ons, and more) and find links to more articles to explore.

2024年8月28日 · Extensions that use WebExtension APIs are provided with several user interface options so that their functionality can be made available to the user. A summary of those options is provided below, with a more detailed introduction to each user interface option in this section.

2018年1月11日 · Are you using any custom style rules that modify text sizes in the user interface? Those would have been saved in a userChrome.css file if there is no extension touching those areas.

2021年12月10日 · Tutorial showing how to make visual and ergonomic changes to Firefox's user interface, covering user profile, userChrome CSS file, Browser Toolbox, overview of common visual elements like tabs, address bar, search box and others, practical examples focused on Firefox Proton interface, and more

Many of the UI widgets in use in the user interface are built as web components that can be reused. Read more. The tabbrowser component manages the tabs in a browser window. Read more.

This article is a quick tour of the main sections of the Page Inspector’s user interface. It covers the three top-level components of the Inspector’s UI: the “Select element” button. the HTML pane. the CSS pane. This guide is intentionally kept as short as possible. It links to various how to guides for the details of how to work with ...

2017年12月1日 · Firefox's userChrome.css file is a cascading style sheet (CSS) file that Firefox uses. While style sheets are normally applied to web pages, this particular style sheet is applied to Firefox's user interface. It allows you to change the appearance and layout of everything surrounding the webpage iteslf.

2018年2月11日 · Firefox uses OS (Windows) font settings for the user interface. It is possible to do this for the user interface with code in userChrome.css, but that may require a lot of work and testing. You can't change the fonts used for the user interface via builtin font settings. The settings in your first screenshot are only for use on web pages.

Firefox updated their user interface last year. Many think that it was a positive for user engagement. On the other hand, some think that it was pointless to come with a new user interface.

2010年5月3日 · Firefox uses XUL to define its user interface, and renders it using Gecko. Since Gecko is open, you can very much use it to render your application, though I don't know how simple such an interface would be to implement.