JSFiddle - React, Tailwind, and code Playground

HTML

<div class="obal"> bla bla bla <br> bla bla bla <br> bla bla bla</div>

CSS

.obal {
  padding: 20px;
  border: 1px solid red;
  display: inline-block;
  position: relative;
  margin: 40px;
}
.obal:before {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  border: 1px solid green;
  border-radius: 50%;
  top: -11px;
  left: 50%;
  margin-left: -11px;
}