Alora theme is already responsive in design.
If there is any element that you want to change how it looks in which device.
It’s easier if you tell me.
One request in one thread. You can take a look at how other users ask in this forum.
If you want to do it yourself, the css codes are in style.css and some files in css folder and some dynamic css code generated by Theme Options….
If you want to transform Alora Theme into another design, you will have to hire a developer.