Over in Vivaldi, you can get to the mouse gestures feature by clicking the Settings button (the cog icon down in the lower left corner), then navigating to the Mouse tab. Enable Allow Gestures to ...

With the Logitech POP Icon Combo, you get a mouse and keyboard ... In addition to the keyboard, the mouse has two action buttons that can be used to easily set specific commands.

On Windows, you can use the middle-click button to close app windows directly from the taskbar. All you have to do is hover your mouse over the taskbar icon and middle-click the thumbnail preview ...