JSFiddle - React, Tailwind, and code Playground

HTML

<div id="RootDiv">
  <div class="nav-arrow">
     <a href="https://www.google.com" class="lbLeft" target="_blank">left </a>
  </div>
  <div class="nav-arrow">
     <a href="https://www.yahoo.com" class="lbNext" target="_blank"> right</a>
  </div>
</div>

CoffeeScript

$ ->
  if ($("#RootDiv").is(":visible"))
    $(document).keydown (e) ->
      if e.which == 37
        # left     
        $('a.lbLeft')[0].click()
      else if e.which == 39
        # right     
        $('a.lbNext')[0].click()
      return