JSFiddle - React, Tailwind, and code Playground

HTML

<div class="panel">
<div class="panel-item">
  <img src="https://esir.gov.spb.ru/static/img/catalog-icons/67.svg" width="50" height="50"/>
</div>
</div>

CSS

.panel {
  position: relative;
  padding: 0 20px;
 }
 
.panel:before {
  content: "";
  background: #f0f0f0;
  position: absolute;
  border-radius: 6px;
  width: 100%;
  height: 80%;
  left: 0;
  top: 20%;
  z-index: -1;
}
  
.panel-item {
  display: inline-block;
}