how to append or add new html element in javascript code example
Example 1: add element to body javascript
var elem = document.createElement('div');
elem.style.cssText = 'position:absolute;width:100%;height:100%;opacity:0.3;z-index:100;background:#000';
document.body.appendChild(elem);
Example 2: javascript add div
<div id="new">
<p id="p1">Tutorix</p>
<p id="p2">Tutorialspoint</p>
</div>
<script>
var tag = document.createElement("p");
var text = document.createTextNode("Tutorix is the best e-learning platform");
tag.appendChild(text);
var element = document.getElementById("new");
element.appendChild(tag);
</script>