JSFiddle - React, Tailwind, and code Playground

HTML

<div class="parent" id="parent1">
  <p>
  Lorem ipsum. (Centered because of (automatic) padding.)
  </p>
</div>
<div class="parent" id="parent2">
  <p>
    Lorem ipsum. (Centered because of (automatic) padding.)
  </p>
</div>
<div class="parent" id="parent3">
  <p>
    Lorem ipsum. (Centered because of (automatic) padding.)
  </p>
</div>

CSS

body {
  background: #20262e;
  color: #fff;
}
.parent {
  width: 75%;
  text-align: center;
  border: 1px solid #fff;
}
#parent2 {
  display: table-cell;
  vertical-align: middle;
  height: 200px;
}
#parent3 {
  height: 200px;
  position: relative;
}
#parent3 p {
  position: absolute;
  width: 100%;
  top: 50%;
  height: 18px;
  margin-top: -9px;
}