JSFiddle - React, Tailwind, and code Playground

HTML

<script src="http://stickyjs.com/jquery.sticky.js"></script>
<center>Scroll down</center>
<div class="wrap">
    
<span id="circle"></span>
<span id="vertical-divider"></span>

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</div>

CSS

.wrap {
width:100%;
position: relative;
margin-top:500px;    
    
}

#circle {
	-webkit-border-radius: 50%;
	   -moz-border-radius: 50%;
	        border-radius: 50%;
	width: 11px;
	height: 11px; 
	border: 1px solid #F04948;
	position: absolute;
	top: 0;
	left: 50%;
	margin-left: -6px;
}

#vertical-divider {
	width: 1px;
    height: 50px;
	position: absolute;
	left: 50%;
	top: 12px;
	border-left: 1px solid #F04948;
}

JavaScript

$("#circle").sticky({topSpacing:170});
$("#vertical-divider").sticky({topSpacing:182});
$(document).on('scroll', function(e) {
    $('#vertical-divider').css('height', '' + (document.body.scrollTop - 500) + 'px');
});