how to center anything in html code example

Example 1: css align center vertical and horizontal

.parent-class {
  display: flex;
  align-items: center;
  justify-content: space-around;
}

Example 2: centering in html

<style>
  element
  {
    text-align: center;
  }
</style>
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style.css
element
{
	text-align: center;
}