JSFiddle - React, Tailwind, and code Playground

HTML

<div>
    <img src="https://medialeaks.ru/wp-content/uploads/2020/03/imgonline-com-ua-Resize-ZsdlPH2vm1s7.jpg" alt="" />
</div>
<div class="blur">
    <img src="https://medialeaks.ru/wp-content/uploads/2020/03/imgonline-com-ua-Resize-ZsdlPH2vm1s7.jpg" alt="" />
</div>

CSS

img {
    width: 300px;
}

.blur {
  -webkit-filter: blur(5px);
     -moz-filter: blur(5px);
       -o-filter: blur(5px);
      -ms-filter: blur(5px);
          filter: blur(5px);
}