JSFiddle - React, Tailwind, and code Playground

HTML

<ul class="thumbs">
  <li style="display: none;">Element 1</li>
  <li style="display: none;">Element 2</li>
  <li style="display: none;">Element 3</li>
  <li style="display: none;">Element 4</li>
  <li style="display: none;">Element 5</li>
</ul>

JavaScript

var $el = $('.thumbs li');
var elStyle = $el.map(function() {
   return $(this).attr('style');
});

console.log(elStyle);