JSFiddle - React, Tailwind, and code Playground

HTML

<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>
<a href="http://www.google.com">Google Link</a>

CSS

.testDiv {
    border: 1px solid red;
    margin: 15px;
}

JavaScript

var holder;

$("a").each(function(index, elem){
    if(index%5==0){
        holder=$("<div class='testDiv'></div>").appendTo("body");
    }
    
    holder.append(this);
});