JSFiddle - React, Tailwind, and code Playground

HTML

<div id="Slideshow">
    <img src="http://realhdwallpaper.com/wp-content/uploads/2013/04/SWAT-Policia-HD-Background-Images.jpg" name="slide"/>
</div>

CSS

#Slideshow {
  position: absolute;
  top: 121px;
  left: 0;
  width: 80%;
  margin: 0;
  height: 300px;
  
}
#Slideshow img {
  max-width: 100%;
}