JSFiddle - React, Tailwind, and code Playground

HTML

<a class='header'>
  <span>User ID</span>
  <span>Name</span>
  <span></span>
</a>
<a href='somesite.php'>
  <span>7</span>
  <span>Ofek</span>
  <span><button id="abc" type="button">Add to Favourites</button></span>
</a>

JavaScript

function somefunc(e){
    e.preventDefault();
    alert("hey");
}
document.getElementById('abc').addEventListener(
    'click', somefunc, false
);