Button click handler to open tooltip vue.js?

Question

Vue.js

There will be many buttons on the page that open the tooltype, there was a problem with the this method, all of them open at once. how to indicate in vue.js which button was clicked and open the adjacent block?
Simple example https://codepen.io/serg-style/pen/PVPvxp

Answer 1

Make the component separate. For example .