<div class="parent">
  <div class="child">😄</div>
</div>
.parent {
  /* Stuff that matters */
  display: flex;
  align-items: center;
  justify-content: center;
  /* Style only */
  width: 200px;
  height: 200px;
  border: solid 1px;
  margin: 50px;
}

.child {
  /* Style only */
  font-size: 36px;
}
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