how to put text in the middle css code example

Example 1: css align items vertical center

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

Example 2: middle text css

text-align: center;

Example 3: how to set text to middle in div

.center {
  margin: auto;
  width: 50%;
  border: 3px solid green;
  padding: 10px;
}

Example 4: align centre

.headerTwoDiv{
			margin:1% auto;
			margin-right: auto; margin-left: auto; width: 21%; 
			padding-top: 11px;
		}