Display buttons side by side on mobile

Follow these steps if you want two buttons to appear right next to each other on mobile devices when you design your website:

1. Add a button
2. Go to the Advanced > Positioning > Width > Inline 
3. To make a second button, duplicate the first button then repeat Steps 1 and 2
4. To set a gap between the buttons, go to Advanced > Margins

Source: How to Add Two Buttons Side by Side in the Same Column in Elementor