JSFiddle - React, Tailwind, and code Playground
by MD. AL-AMIN
HTML
<div class="first_slide">
<p>some content</p>
</div>
<div class="second_slide">
<h4 class="byline">need to fade in</h4>
</div>
JavaScript
$(function(){
$('.second_slide').hide();
$(".first_slide").delay(10000).fadeOut(1200);
$('.second_slide').delay(11000).fadeIn(1200);
});