Hello,

You can create this button in Grid Builder of the WP Bakery page builder https://kb.wpbakery.com/docs/learning-more/grid-builder/

1. You create the button in Grid Builder http://prntscr.com/ld8b1r and http://prntscr.com/ld8br1

2. This template is added by means of Post Grid in WP bakery Page builder: http://prntscr.com/ld8ccs and http://prntscr.com/ld8cil

You will have to configure the Grid Builder template.

Best Regards