Check out example codes for "Inner Section Sticky Scroll in elementor". It will help you in understanding the concepts better.

Code Example 1

.titlesticky{
position: sticky;
position: -webkit-sticky;
top: 3rem;
}
.parent-sticky 
.elementor-widget-wrap {
display: block!important; 
}

Learn ReactJs, React Native from akashmittal.com