JSFiddle - React, Tailwind, and code Playground

HTML

<fieldset>
<legend>Сертификаты</legend>
  <img src="http://lorempixel.com/output/city-q-c-320-240-4.jpg" alt="">
  <img src="http://lorempixel.com/output/nightlife-q-c-320-240-2.jpg" alt="">
</fieldset>

CSS

fieldset {
  text-align: center;
  border-color: red;
 }
fieldset img {
  width: 40%;
  height: auto;
}
legend {
  padding: 1em;
}