JSFiddle - React, Tailwind, and code Playground

HTML

<div class='container'>
    <img class='image1' src="https://clagnut.com/sandbox/imagetests/wideimg.png">
</div>

<div class='container'>
    <img class='image2' src="https://clagnut.com/sandbox/imagetests/wideimg.png">
</div>

<div class='container'>
    <img class='image3' src="https://clagnut.com/sandbox/imagetests/smimg1.jpg">
</div>

CSS

.container {
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    width: 500px;
    height: 125px;
  }

  .image1 {
    width: 100%;
  }
  
  .image2, .image3 {
    max-width: 100%;
  }