<div class="iframe-container">
<!--iframe link is the link to the jsfiddle-->
<iframe src="https://jsfiddle.net/8z9s1t6x/2/"></iframe>
</div>
<style>
.iframe-container {
text-align:center;
width:100%;
}
</style><div style="text-align:center;"><iframe style="
display:auto;
width="560" height="315" src="https://www.youtube.com/embed/" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe></div>
/* center iframe in editor */
/* div wrapping ifrrame */
div {
display: flex;
align-items: center;
justify-content: center;
}