"Volume Styles" has volume panels with different themes, providing each user with a customizable style.
And you can change the volume panel position, extend the volume panel direction, and volume panel size....

Features
•A variety of personalized theme panels are available.

•Each theme panel can be customized.

•Customize the volume panel position (long press the setting button on the volume panel, you can drag and change the volume panel position at any time).

•The display size of the volume panel can be set.

•The display time of the volume panel and extended volume panel can be set individually.

•Click the APP shortcut to independently open the volume panel (which can be directly called and executed by third-party equations, such as Tasker....).

Completely free
•No advertising.

•No data collection.

Permission
•Use the "Accessibility Services" permission to override the volume keys.