JSFiddle - React, Tailwind, and code Playground

HTML

<!-- this example uses the technique shown on https://www.smashingmagazine.com/2014/02/making-embedded-content-work-in-responsive-design/ -->

<div class="slide-container">
  <iframe src="//www.slideshare.net/slideshow/embed_code/key/HQoiz6GR1oLe1n" width="595" height="373" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" style="border:1px solid #CCC; border-width:1px; margin-bottom:5px; max-width: 100%;" allowfullscreen> </iframe>
  <div style="margin-bottom:5px"> 
    <strong> <a href="//www.slideshare.net/denisshpak8989/10-basale-regeln-des-onlineglcksspiels" title="10 basale Regeln des Online-Glücksspiels" target="_blank">10 basale Regeln des Online-Glücksspiels</a> </strong> from <strong><a target="_blank" href="//www.slideshare.net/denisshpak8989">Book of Ra Kostenlos Spielen.ORG</a></strong>
  </div>
</div>

CSS

.slide-container {
    position: relative;
    padding-bottom: 56.25%;
    padding-top: 35px;
    height: 0;
    overflow: hidden;
}

.slide-container iframe {
    position: absolute;
    top:0;
    left: 0;
    width: 100%;
    height: 100%;
}