how to place text in middle of div code example

Example 1: css center image

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

Example 2: css align center

//HTML
<div class="parent">
	<span>Hello World</span>
</div>

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

Example 3: put text in center of a div

html, body {
    height: 100%;
}
.parent {
    width: 100%;
    height: 100%;
    display: table;
    text-align: center;
}
.parent > .child {
    display: table-cell;
    vertical-align: middle;
}

Example 4: how to set text to middle in div

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

Example 5: div center

#inner {
  display: table;
  margin: 0 auto;
  border: 1px solid black;
}

#outer {
  border: 1px solid red;
  width:100%
}