JSFiddle - React, Tailwind, and code Playground

HTML

<div></div>
<div></div>
<div class="cow">
  <img src="images/cow.png">
</div>

CSS

.cow{
  position:fixed;
  bottom:0px;
  background-color:red;
  width:100%;
}
img{
text-align:center;
display:block;
}