The latest version of the Opera browser is now available as "the best browser for multitaskers" and its list of changes includes volume control for the video pop-out player, a page zoom indicator in the address and search bar, an easier way to report bugs, and more. Opera 56 is compatible with Windows, macOS, and Linux.
https://www.notebookcheck.net/Opera-56-now-available-with-multiple-improvements.335338.0.html